1331697303 has 24 divisors (see below), whose sum is σ = 1978363296. Its totient is φ = 862574400.

The previous prime is 1331697277. The next prime is 1331697307. The reversal of 1331697303 is 3037961331.

It is not a de Polignac number, because 1331697303 - 2⁵ = 1331697271 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1331697307) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 270958 + ... + 275828.

It is an arithmetic number, because the mean of its divisors is an integer number (82431804).

Almost surely, 2^1331697303 is an apocalyptic number.

1331697303 is a deficient number, since it is larger than the sum of its proper divisors (646665993).

1331697303 is a wasteful number, since it uses less digits than its factorization.

1331697303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5735 (or 5732 counting only the distinct ones).

The product of its (nonzero) digits is 30618, while the sum is 36.

The square root of 1331697303 is about 36492.4280228104. The cubic root of 1331697303 is about 1100.1920609544.

The spelling of 1331697303 in words is "one billion, three hundred thirty-one million, six hundred ninety-seven thousand, three hundred three".