132131407 has 2 divisors, whose sum is σ = 132131408. Its totient is φ = 132131406.

The previous prime is 132131401. The next prime is 132131443. The reversal of 132131407 is 704131231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 132131407 - 2¹⁵ = 132098639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (132131401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66065703 + 66065704.

It is an arithmetic number, because the mean of its divisors is an integer number (66065704).

Almost surely, 2^132131407 is an apocalyptic number.

132131407 is a deficient number, since it is larger than the sum of its proper divisors (1).

132131407 is an equidigital number, since it uses as much as digits as its factorization.

132131407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 132131407 is about 11494.8426261520. The cubic root of 132131407 is about 509.3332399152. Note that the first 3 decimals are identical.

Adding to 132131407 its reverse (704131231), we get a palindrome (836262638).

The spelling of 132131407 in words is "one hundred thirty-two million, one hundred thirty-one thousand, four hundred seven".