1331464652 has 36 divisors (see below), whose sum is σ = 2715456744. Its totient is φ = 569580480.

The previous prime is 1331464639. The next prime is 1331464681. The reversal of 1331464652 is 2564641331.

It is a super-2 number, since 2×1331464652² = 3545596239050962208, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 105968 + ... + 117864.

It is an arithmetic number, because the mean of its divisors is an integer number (75429354).

Almost surely, 2^1331464652 is an apocalyptic number.

It is an amenable number.

1331464652 is an abundant number, since it is smaller than the sum of its proper divisors (1383992092).

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

1331464652 is a wasteful number, since it uses less digits than its factorization.

1331464652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12486 (or 12477 counting only the distinct ones).

The product of its digits is 51840, while the sum is 35.

The square root of 1331464652 is about 36489.2402222902. The cubic root of 1331464652 is about 1100.1279884134.

The spelling of 1331464652 in words is "one billion, three hundred thirty-one million, four hundred sixty-four thousand, six hundred fifty-two".