1255326534 has 48 divisors (see below), whose sum is σ = 3391015680. Its totient is φ = 326058480.

The previous prime is 1255326517. The next prime is 1255326557. The reversal of 1255326534 is 4356235521.

1255326534 is a `hidden beast` number, since 12 + 553 + 2 + 65 + 34 = 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, 451474 + ... + 454245.

It is an arithmetic number, because the mean of its divisors is an integer number (70646160).

Almost surely, 2^1255326534 is an apocalyptic number.

1255326534 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1255326534 is an abundant number, since it is smaller than the sum of its proper divisors (2135689146).

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

1255326534 is a wasteful number, since it uses less digits than its factorization.

1255326534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 905745 (or 905742 counting only the distinct ones).

The product of its digits is 108000, while the sum is 36.

The square root of 1255326534 is about 35430.5875480495. The cubic root of 1255326534 is about 1078.7452660774.

The spelling of 1255326534 in words is "one billion, two hundred fifty-five million, three hundred twenty-six thousand, five hundred thirty-four".