1332657957 has 16 divisors (see below), whose sum is σ = 1808801280. Its totient is φ = 872506992.

The previous prime is 1332657923. The next prime is 1332657959. The reversal of 1332657957 is 7597562331.

It is not a de Polignac number, because 1332657957 - 2¹⁰ = 1332656933 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1332657959) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 206928 + ... + 213270.

It is an arithmetic number, because the mean of its divisors is an integer number (113050080).

Almost surely, 2^1332657957 is an apocalyptic number.

It is an amenable number.

1332657957 is a deficient number, since it is larger than the sum of its proper divisors (476143323).

1332657957 is a wasteful number, since it uses less digits than its factorization.

1332657957 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7592.

The product of its digits is 1190700, while the sum is 48.

The square root of 1332657957 is about 36505.5880243012. The cubic root of 1332657957 is about 1100.4565479520.

The spelling of 1332657957 in words is "one billion, three hundred thirty-two million, six hundred fifty-seven thousand, nine hundred fifty-seven".