1254000000 has 448 divisors, whose sum is σ = 4781188800. Its totient is φ = 288000000.

The previous prime is 1253999963. The next prime is 1254000029. The reversal of 1254000000 is 4521.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a self number, because there is not a number n which added to its sum of digits gives 1254000000.

It is a congruent number.

It is an unprimeable number.

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 55 ways as a sum of consecutive naturals, for example, 65999991 + ... + 66000009.

Almost surely, 2^1254000000 is an apocalyptic number.

1254000000 is a gapful number since it is divisible by the number (10) 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 1254000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2390594400).

1254000000 is an abundant number, since it is smaller than the sum of its proper divisors (3527188800).

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

1254000000 is an frugal number, since it uses more digits than its factorization.

1254000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77 (or 40 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 12.

The square root of 1254000000 is about 35411.8624192515. The cubic root of 1254000000 is about 1078.3651533909.

Adding to 1254000000 its reverse (4521), we get a palindrome (1254004521).

The spelling of 1254000000 in words is "one billion, two hundred fifty-four million", and thus it is an aban number.