1255993233 has 32 divisors (see below), whose sum is σ = 1954636800. Its totient is φ = 709300800.

The previous prime is 1255993199. The next prime is 1255993243. The reversal of 1255993233 is 3323995521.

It is not a de Polignac number, because 1255993233 - 2⁶ = 1255993169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1255993243) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21828 + ... + 54666.

It is an arithmetic number, because the mean of its divisors is an integer number (61082400).

Almost surely, 2^1255993233 is an apocalyptic number.

It is an amenable number.

1255993233 is a deficient number, since it is larger than the sum of its proper divisors (698643567).

1255993233 is a wasteful number, since it uses less digits than its factorization.

1255993233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32933.

The product of its digits is 218700, while the sum is 42.

The square root of 1255993233 is about 35439.9948222344. The cubic root of 1255993233 is about 1078.9362047395.

The spelling of 1255993233 in words is "one billion, two hundred fifty-five million, nine hundred ninety-three thousand, two hundred thirty-three".