132321979 has 2 divisors, whose sum is σ = 132321980. Its totient is φ = 132321978.

The previous prime is 132321977. The next prime is 132322007. The reversal of 132321979 is 979123231.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 132321979 - 2¹ = 132321977 is a prime.

It is a super-2 number, since 2×132321979² = 35018212252952882, which contains 22 as substring.

Together with 132321977, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (132321971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66160989 + 66160990.

It is an arithmetic number, because the mean of its divisors is an integer number (66160990).

Almost surely, 2^132321979 is an apocalyptic number.

132321979 is a deficient number, since it is larger than the sum of its proper divisors (1).

132321979 is an equidigital number, since it uses as much as digits as its factorization.

132321979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20412, while the sum is 37.

The square root of 132321979 is about 11503.1290960330. The cubic root of 132321979 is about 509.5779912795.

The spelling of 132321979 in words is "one hundred thirty-two million, three hundred twenty-one thousand, nine hundred seventy-nine".