131625583 has 2 divisors, whose sum is σ = 131625584. Its totient is φ = 131625582.

The previous prime is 131625547. The next prime is 131625601. The reversal of 131625583 is 385526131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 131625583 - 2⁹ = 131625071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131625083) 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, 65812791 + 65812792.

It is an arithmetic number, because the mean of its divisors is an integer number (65812792).

Almost surely, 2^131625583 is an apocalyptic number.

131625583 is a deficient number, since it is larger than the sum of its proper divisors (1).

131625583 is an equidigital number, since it uses as much as digits as its factorization.

131625583 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21600, while the sum is 34.

The square root of 131625583 is about 11472.8193134905. The cubic root of 131625583 is about 508.6824674771.

The spelling of 131625583 in words is "one hundred thirty-one million, six hundred twenty-five thousand, five hundred eighty-three".