1313551452 has 24 divisors (see below), whose sum is σ = 3070850832. Its totient is φ = 437008000.

The previous prime is 1313551429. The next prime is 1313551469. The reversal of 1313551452 is 2541553131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98799 + ... + 111302.

It is an arithmetic number, because the mean of its divisors is an integer number (127952118).

Almost surely, 2^1313551452 is an apocalyptic number.

1313551452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1313551452 is an abundant number, since it is smaller than the sum of its proper divisors (1757299380).

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

1313551452 is a wasteful number, since it uses less digits than its factorization.

1313551452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210629 (or 210627 counting only the distinct ones).

The product of its digits is 9000, while the sum is 30.

The square root of 1313551452 is about 36242.9503765905. The cubic root of 1313551452 is about 1095.1720786257.

The spelling of 1313551452 in words is "one billion, three hundred thirteen million, five hundred fifty-one thousand, four hundred fifty-two".