1254532152 has 64 divisors (see below), whose sum is σ = 3311280000. Its totient is φ = 394982784.

The previous prime is 1254532151. The next prime is 1254532189. The reversal of 1254532152 is 2512354521.

It is a super-3 number, since 3×1254532152³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1254532151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 155203 + ... + 163085.

It is an arithmetic number, because the mean of its divisors is an integer number (51738750).

Almost surely, 2^1254532152 is an apocalyptic number.

1254532152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1254532152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1655640000).

1254532152 is an abundant number, since it is smaller than the sum of its proper divisors (2056747848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1254532152 is a wasteful number, since it uses less digits than its factorization.

1254532152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8260 (or 8256 counting only the distinct ones).

The product of its digits is 12000, while the sum is 30.

The square root of 1254532152 is about 35419.3753756330. The cubic root of 1254532152 is about 1078.5176714712.

Adding to 1254532152 its reverse (2512354521), we get a palindrome (3766886673).

The spelling of 1254532152 in words is "one billion, two hundred fifty-four million, five hundred thirty-two thousand, one hundred fifty-two".