132872401 has 2 divisors, whose sum is σ = 132872402. Its totient is φ = 132872400.

The previous prime is 132872347. The next prime is 132872437. The reversal of 132872401 is 104278231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 67650625 + 65221776 = 8225^2 + 8076^2 .

It is a cyclic number.

It is not a de Polignac number, because 132872401 - 2⁷ = 132872273 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 132872401.

It is not a weakly prime, because it can be changed into another prime (132872501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66436200 + 66436201.

It is an arithmetic number, because the mean of its divisors is an integer number (66436201).

Almost surely, 2^132872401 is an apocalyptic number.

It is an amenable number.

132872401 is a deficient number, since it is larger than the sum of its proper divisors (1).

132872401 is an equidigital number, since it uses as much as digits as its factorization.

132872401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 132872401 is about 11527.0291489178. The cubic root of 132872401 is about 510.2835805943.

The spelling of 132872401 in words is "one hundred thirty-two million, eight hundred seventy-two thousand, four hundred one".