1313764528 has 20 divisors (see below), whose sum is σ = 2547024480. Its totient is φ = 656467904.

The previous prime is 1313764523. The next prime is 1313764553. The reversal of 1313764528 is 8254673131.

It is not an unprimeable number, because it can be changed into a prime (1313764523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1113 + ... + 51271.

It is an arithmetic number, because the mean of its divisors is an integer number (127351224).

Almost surely, 2^1313764528 is an apocalyptic number.

It is an amenable number.

1313764528 is a deficient number, since it is larger than the sum of its proper divisors (1233259952).

1313764528 is a wasteful number, since it uses less digits than its factorization.

1313764528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51804 (or 51798 counting only the distinct ones).

The product of its digits is 120960, while the sum is 40.

The square root of 1313764528 is about 36245.8898083631. The cubic root of 1313764528 is about 1095.2312927176.

The spelling of 1313764528 in words is "one billion, three hundred thirteen million, seven hundred sixty-four thousand, five hundred twenty-eight".