1255330828 has 6 divisors (see below), whose sum is σ = 2196828956. Its totient is φ = 627665412.

The previous prime is 1255330789. The next prime is 1255330837. The reversal of 1255330828 is 8280335521.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156916350 + ... + 156916357.

Almost surely, 2^1255330828 is an apocalyptic number.

It is an amenable number.

1255330828 is a deficient number, since it is larger than the sum of its proper divisors (941498128).

1255330828 is a wasteful number, since it uses less digits than its factorization.

1255330828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313832711 (or 313832709 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 37.

The square root of 1255330828 is about 35430.6481453557. The cubic root of 1255330828 is about 1078.7464960700.

The spelling of 1255330828 in words is "one billion, two hundred fifty-five million, three hundred thirty thousand, eight hundred twenty-eight".