132811791 has 8 divisors (see below), whose sum is σ = 202379904. Its totient is φ = 75892440.

The previous prime is 132811787. The next prime is 132811807. The reversal of 132811791 is 197118231.

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

It is not a de Polignac number, because 132811791 - 2² = 132811787 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132811741) 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, 3162165 + ... + 3162206.

It is an arithmetic number, because the mean of its divisors is an integer number (25297488).

Almost surely, 2^132811791 is an apocalyptic number.

132811791 is a deficient number, since it is larger than the sum of its proper divisors (69568113).

132811791 is an equidigital number, since it uses as much as digits as its factorization.

132811791 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6324381.

The product of its digits is 3024, while the sum is 33.

The square root of 132811791 is about 11524.3998108361. The cubic root of 132811791 is about 510.2059798499.

The spelling of 132811791 in words is "one hundred thirty-two million, eight hundred eleven thousand, seven hundred ninety-one".