132643613 has 2 divisors, whose sum is σ = 132643614. Its totient is φ = 132643612.

The previous prime is 132643601. The next prime is 132643723. The reversal of 132643613 is 316346231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 130462084 + 2181529 = 11422^2 + 1477^2 .

It is a cyclic number.

It is not a de Polignac number, because 132643613 - 2⁴ = 132643597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (132643813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66321806 + 66321807.

It is an arithmetic number, because the mean of its divisors is an integer number (66321807).

Almost surely, 2^132643613 is an apocalyptic number.

It is an amenable number.

132643613 is a deficient number, since it is larger than the sum of its proper divisors (1).

132643613 is an equidigital number, since it uses as much as digits as its factorization.

132643613 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 29.

The square root of 132643613 is about 11517.1008938882. The cubic root of 132643613 is about 509.9905329525.

Adding to 132643613 its reverse (316346231), we get a palindrome (448989844).

The spelling of 132643613 in words is "one hundred thirty-two million, six hundred forty-three thousand, six hundred thirteen".