1255435532 has 24 divisors (see below), whose sum is σ = 2367972432. Its totient is φ = 578952000.

The previous prime is 1255435523. The next prime is 1255435553. The reversal of 1255435532 is 2355345521.

It is a super-2 number, since 2×1255435532² = 3152236750016246048, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1255435492 and 1255435501.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57782 + ... + 76482.

It is an arithmetic number, because the mean of its divisors is an integer number (98665518).

Almost surely, 2^1255435532 is an apocalyptic number.

It is an amenable number.

1255435532 is a deficient number, since it is larger than the sum of its proper divisors (1112536900).

1255435532 is a wasteful number, since it uses less digits than its factorization.

1255435532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20009 (or 20007 counting only the distinct ones).

The product of its digits is 90000, while the sum is 35.

The square root of 1255435532 is about 35432.1257053539. The cubic root of 1255435532 is about 1078.7764870839.

The spelling of 1255435532 in words is "one billion, two hundred fifty-five million, four hundred thirty-five thousand, five hundred thirty-two".