12599131 has 2 divisors, whose sum is σ = 12599132. Its totient is φ = 12599130.

The previous prime is 12599087. The next prime is 12599141. The reversal of 12599131 is 13199521.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12599131 - 2¹¹ = 12597083 is a prime.

It is a super-2 number, since 2×12599131² = 317476203910322, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 12599093 and 12599102.

It is not a weakly prime, because it can be changed into another prime (12599141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6299565 + 6299566.

It is an arithmetic number, because the mean of its divisors is an integer number (6299566).

Almost surely, 2^12599131 is an apocalyptic number.

12599131 is a deficient number, since it is larger than the sum of its proper divisors (1).

12599131 is an equidigital number, since it uses as much as digits as its factorization.

12599131 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2430, while the sum is 31.

The square root of 12599131 is about 3549.5254612413. The cubic root of 12599131 is about 232.6913274609.

The spelling of 12599131 in words is "twelve million, five hundred ninety-nine thousand, one hundred thirty-one".