132475909 has 2 divisors, whose sum is σ = 132475910. Its totient is φ = 132475908.

The previous prime is 132475901. The next prime is 132475919. The reversal of 132475909 is 909574231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 131217025 + 1258884 = 11455^2 + 1122^2 .

It is a cyclic number.

It is not a de Polignac number, because 132475909 - 2³ = 132475901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (132475901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66237954 + 66237955.

It is an arithmetic number, because the mean of its divisors is an integer number (66237955).

Almost surely, 2^132475909 is an apocalyptic number.

It is an amenable number.

132475909 is a deficient number, since it is larger than the sum of its proper divisors (1).

132475909 is an equidigital number, since it uses as much as digits as its factorization.

132475909 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 68040, while the sum is 40.

The square root of 132475909 is about 11509.8179394811. The cubic root of 132475909 is about 509.7755118635.

The spelling of 132475909 in words is "one hundred thirty-two million, four hundred seventy-five thousand, nine hundred nine".