132779645 has 8 divisors (see below), whose sum is σ = 161352960. Its totient is φ = 104878800.

The previous prime is 132779641. The next prime is 132779651. The reversal of 132779645 is 546977231.

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

It is not a de Polignac number, because 132779645 - 2² = 132779641 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 132779596 and 132779605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132779641) 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, 167681 + ... + 168470.

It is an arithmetic number, because the mean of its divisors is an integer number (20169120).

Almost surely, 2^132779645 is an apocalyptic number.

It is an amenable number.

132779645 is a deficient number, since it is larger than the sum of its proper divisors (28573315).

132779645 is an equidigital number, since it uses as much as digits as its factorization.

132779645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336235.

The product of its digits is 317520, while the sum is 44.

The square root of 132779645 is about 11523.0050334103. The cubic root of 132779645 is about 510.1648128101.

It can be divided in two parts, 13277 and 9645, that added together give a palindrome (22922).

The spelling of 132779645 in words is "one hundred thirty-two million, seven hundred seventy-nine thousand, six hundred forty-five".