1255831096 has 32 divisors (see below), whose sum is σ = 2646070560. Its totient is φ = 554412672.

The previous prime is 1255831081. The next prime is 1255831099. The reversal of 1255831096 is 6901385521.

It is a super-2 number, since 2×1255831096² = 3154223483361122432, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1255831099) 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, 260115 + ... + 264898.

It is an arithmetic number, because the mean of its divisors is an integer number (82689705).

Almost surely, 2^1255831096 is an apocalyptic number.

It is an amenable number.

1255831096 is an abundant number, since it is smaller than the sum of its proper divisors (1390239464).

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

1255831096 is a wasteful number, since it uses less digits than its factorization.

1255831096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525055 (or 525051 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 40.

The square root of 1255831096 is about 35437.7072621805. The cubic root of 1255831096 is about 1078.8897758780.

The spelling of 1255831096 in words is "one billion, two hundred fifty-five million, eight hundred thirty-one thousand, ninety-six".