1331132496 has 40 divisors (see below), whose sum is σ = 3511929984. Its totient is φ = 434269440.

The previous prime is 1331132479. The next prime is 1331132501. The reversal of 1331132496 is 6942311331.

It is a happy number.

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, 292765 + ... + 297276.

Almost surely, 2^1331132496 is an apocalyptic number.

1331132496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1331132496 is an abundant number, since it is smaller than the sum of its proper divisors (2180797488).

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

1331132496 is a wasteful number, since it uses less digits than its factorization.

1331132496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 590099 (or 590093 counting only the distinct ones).

The product of its digits is 11664, while the sum is 33.

The square root of 1331132496 is about 36484.6885144988. The cubic root of 1331132496 is about 1100.0364990644.

The spelling of 1331132496 in words is "one billion, three hundred thirty-one million, one hundred thirty-two thousand, four hundred ninety-six".