1313577402 has 8 divisors (see below), whose sum is σ = 2627154816. Its totient is φ = 437859132.

The previous prime is 1313577401. The next prime is 1313577431. The reversal of 1313577402 is 2047753131.

It is a sphenic number, since it is the product of 3 distinct primes.

1313577402 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (1313577401) by changing a digit.

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, 109464778 + ... + 109464789.

It is an arithmetic number, because the mean of its divisors is an integer number (328394352).

Almost surely, 2^1313577402 is an apocalyptic number.

1313577402 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1313577402 is a wasteful number, since it uses less digits than its factorization.

1313577402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218929572.

The product of its (nonzero) digits is 17640, while the sum is 33.

The square root of 1313577402 is about 36243.3083754781. The cubic root of 1313577402 is about 1095.1792905062.

The spelling of 1313577402 in words is "one billion, three hundred thirteen million, five hundred seventy-seven thousand, four hundred two".