132822991 has 8 divisors (see below), whose sum is σ = 153627264. Its totient is φ = 112476120.

The previous prime is 132822971. The next prime is 132823021. The reversal of 132822991 is 199228231.

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

It is a cyclic number.

It is not a de Polignac number, because 132822991 - 2¹¹ = 132820943 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 132822991.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132822961) 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, 113725 + ... + 114886.

It is an arithmetic number, because the mean of its divisors is an integer number (19203408).

Almost surely, 2^132822991 is an apocalyptic number.

132822991 is a deficient number, since it is larger than the sum of its proper divisors (20804273).

132822991 is an equidigital number, since it uses as much as digits as its factorization.

132822991 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228701.

The product of its digits is 15552, while the sum is 37.

The square root of 132822991 is about 11524.8857261146. The cubic root of 132822991 is about 510.2203213134.

The spelling of 132822991 in words is "one hundred thirty-two million, eight hundred twenty-two thousand, nine hundred ninety-one".