1254718872 has 96 divisors (see below), whose sum is σ = 3835026000. Its totient is φ = 367100160.

The previous prime is 1254718853. The next prime is 1254718921. The reversal of 1254718872 is 2788174521.

1254718872 is a `hidden beast` number, since 12 + 547 + 18 + 87 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4347 + ... + 50282.

Almost surely, 2^1254718872 is an apocalyptic number.

1254718872 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 1254718872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1917513000).

1254718872 is an abundant number, since it is smaller than the sum of its proper divisors (2580307128).

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

1254718872 is a wasteful number, since it uses less digits than its factorization.

1254718872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54681 (or 54674 counting only the distinct ones).

The product of its digits is 250880, while the sum is 45.

The square root of 1254718872 is about 35422.0111230291. The cubic root of 1254718872 is about 1078.5711763652.

The spelling of 1254718872 in words is "one billion, two hundred fifty-four million, seven hundred eighteen thousand, eight hundred seventy-two".