132518609 has 2 divisors, whose sum is σ = 132518610. Its totient is φ = 132518608.

The previous prime is 132518513. The next prime is 132518623. The reversal of 132518609 is 906815231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72301009 + 60217600 = 8503^2 + 7760^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-132518609 is a prime.

It is a super-2 number, since 2×132518609² = 35122363462589762, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (132518669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66259304 + 66259305.

It is an arithmetic number, because the mean of its divisors is an integer number (66259305).

Almost surely, 2^132518609 is an apocalyptic number.

It is an amenable number.

132518609 is a deficient number, since it is larger than the sum of its proper divisors (1).

132518609 is an equidigital number, since it uses as much as digits as its factorization.

132518609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 35.

The square root of 132518609 is about 11511.6727281486. The cubic root of 132518609 is about 509.8302767291.

The spelling of 132518609 in words is "one hundred thirty-two million, five hundred eighteen thousand, six hundred nine".