1027157356 has 12 divisors (see below), whose sum is σ = 1800965992. Its totient is φ = 512595648.

The previous prime is 1027157281. The next prime is 1027157371. The reversal of 1027157356 is 6537517201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 243405 + ... + 247588.

Almost surely, 2^1027157356 is an apocalyptic number.

It is an amenable number.

1027157356 is a deficient number, since it is larger than the sum of its proper divisors (773808636).

1027157356 is a wasteful number, since it uses less digits than its factorization.

1027157356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491520 (or 491518 counting only the distinct ones).

The product of its (nonzero) digits is 44100, while the sum is 37.

The square root of 1027157356 is about 32049.2957176909. The cubic root of 1027157356 is about 1008.9717195322.

The spelling of 1027157356 in words is "one billion, twenty-seven million, one hundred fifty-seven thousand, three hundred fifty-six".