12592091 has 2 divisors, whose sum is σ = 12592092. Its totient is φ = 12592090.

The previous prime is 12592067. The next prime is 12592103. The reversal of 12592091 is 19029521.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12592091 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12592001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6296045 + 6296046.

It is an arithmetic number, because the mean of its divisors is an integer number (6296046).

Almost surely, 2^12592091 is an apocalyptic number.

12592091 is a deficient number, since it is larger than the sum of its proper divisors (1).

12592091 is an equidigital number, since it uses as much as digits as its factorization.

12592091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620, while the sum is 29.

The square root of 12592091 is about 3548.5336408156. The cubic root of 12592091 is about 232.6479791761.

The spelling of 12592091 in words is "twelve million, five hundred ninety-two thousand, ninety-one".