132357491 has 8 divisors (see below), whose sum is σ = 151630080. Its totient is φ = 113176008.

The previous prime is 132357457. The next prime is 132357503. The reversal of 132357491 is 194753231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-132357491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (132357091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19631 + ... + 25496.

It is an arithmetic number, because the mean of its divisors is an integer number (18953760).

Almost surely, 2^132357491 is an apocalyptic number.

132357491 is a deficient number, since it is larger than the sum of its proper divisors (19272589).

132357491 is an equidigital number, since it uses as much as digits as its factorization.

132357491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45553.

The product of its digits is 22680, while the sum is 35.

The square root of 132357491 is about 11504.6725724811. The cubic root of 132357491 is about 509.6235733139.

The spelling of 132357491 in words is "one hundred thirty-two million, three hundred fifty-seven thousand, four hundred ninety-one".