1254543152 has 40 divisors (see below), whose sum is σ = 2579299200. Its totient is φ = 589079552.

The previous prime is 1254543151. The next prime is 1254543181. The reversal of 1254543152 is 2513454521.

It is not an unprimeable number, because it can be changed into a prime (1254543151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125474 + ... + 135102.

It is an arithmetic number, because the mean of its divisors is an integer number (64482480).

Almost surely, 2^1254543152 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1254543152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1289649600).

1254543152 is an abundant number, since it is smaller than the sum of its proper divisors (1324756048).

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

1254543152 is a wasteful number, since it uses less digits than its factorization.

1254543152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10133 (or 10127 counting only the distinct ones).

The product of its digits is 24000, while the sum is 32.

The square root of 1254543152 is about 35419.5306575341. The cubic root of 1254543152 is about 1078.5208236847.

Adding to 1254543152 its reverse (2513454521), we get a palindrome (3767997673).

The spelling of 1254543152 in words is "one billion, two hundred fifty-four million, five hundred forty-three thousand, one hundred fifty-two".