1255043896 has 16 divisors (see below), whose sum is σ = 2359767600. Its totient is φ = 625772544.

The previous prime is 1255043863. The next prime is 1255043947. The reversal of 1255043896 is 6983405521.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 215625 + ... + 221368.

It is an arithmetic number, because the mean of its divisors is an integer number (147485475).

Almost surely, 2^1255043896 is an apocalyptic number.

It is an amenable number.

1255043896 is a deficient number, since it is larger than the sum of its proper divisors (1104723704).

1255043896 is a wasteful number, since it uses less digits than its factorization.

1255043896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437358 (or 437354 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 43.

The square root of 1255043896 is about 35426.5987077506. The cubic root of 1255043896 is about 1078.6642998158.

The spelling of 1255043896 in words is "one billion, two hundred fifty-five million, forty-three thousand, eight hundred ninety-six".