132404731 has 2 divisors, whose sum is σ = 132404732. Its totient is φ = 132404730.

The previous prime is 132404729. The next prime is 132404743. The reversal of 132404731 is 137404231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 132404731 - 2¹ = 132404729 is a prime.

It is a super-2 number, since 2×132404731² = 35062025582364722, which contains 22 as substring.

Together with 132404729, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 132404696 and 132404705.

It is not a weakly prime, because it can be changed into another prime (132404761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66202365 + 66202366.

It is an arithmetic number, because the mean of its divisors is an integer number (66202366).

Almost surely, 2^132404731 is an apocalyptic number.

132404731 is a deficient number, since it is larger than the sum of its proper divisors (1).

132404731 is an equidigital number, since it uses as much as digits as its factorization.

132404731 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 132404731 is about 11506.7254681773. The cubic root of 132404731 is about 509.6841963881.

Adding to 132404731 its reverse (137404231), we get a palindrome (269808962).

It can be divided in two parts, 13240 and 4731, that added together give a palindrome (17971).

The spelling of 132404731 in words is "one hundred thirty-two million, four hundred four thousand, seven hundred thirty-one".