132777091 has 8 divisors (see below), whose sum is σ = 139046400. Its totient is φ = 126549192.

The previous prime is 132777083. The next prime is 132777097. The reversal of 132777091 is 190777231.

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 132777091 - 2³ = 132777083 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 132777091.

It is not an unprimeable number, because it can be changed into a prime (132777097) 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, 3691 + ... + 16708.

It is an arithmetic number, because the mean of its divisors is an integer number (17380800).

Almost surely, 2^132777091 is an apocalyptic number.

132777091 is a deficient number, since it is larger than the sum of its proper divisors (6269309).

132777091 is a wasteful number, since it uses less digits than its factorization.

132777091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20705.

The product of its (nonzero) digits is 18522, while the sum is 37.

The square root of 132777091 is about 11522.8942110912. The cubic root of 132777091 is about 510.1615418035.

The spelling of 132777091 in words is "one hundred thirty-two million, seven hundred seventy-seven thousand, ninety-one".