132777215 has 8 divisors (see below), whose sum is σ = 159395040. Its totient is φ = 106180192.

The previous prime is 132777181. The next prime is 132777217. The reversal of 132777215 is 512777231.

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 132777215 - 2¹⁰ = 132776191 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132777217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19646 + ... + 25524.

It is an arithmetic number, because the mean of its divisors is an integer number (19924380).

Almost surely, 2^132777215 is an apocalyptic number.

132777215 is a deficient number, since it is larger than the sum of its proper divisors (26617825).

132777215 is an equidigital number, since it uses as much as digits as its factorization.

132777215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10401.

The product of its digits is 20580, while the sum is 35.

The square root of 132777215 is about 11522.8995916826. The cubic root of 132777215 is about 510.1617006161.

The spelling of 132777215 in words is "one hundred thirty-two million, seven hundred seventy-seven thousand, two hundred fifteen".