14590991 has 2 divisors, whose sum is σ = 14590992. Its totient is φ = 14590990.

The previous prime is 14590951. The next prime is 14590999. The reversal of 14590991 is 19909541.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 14590991 - 2¹⁴ = 14574607 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14590999) by changing a digit.

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

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7295495 + 7295496.

It is an arithmetic number, because the mean of its divisors is an integer number (7295496).

Almost surely, 2^14590991 is an apocalyptic number.

14590991 is a deficient number, since it is larger than the sum of its proper divisors (1).

14590991 is an equidigital number, since it uses as much as digits as its factorization.

14590991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14580, while the sum is 38.

The square root of 14590991 is about 3819.8155714642. The cubic root of 14590991 is about 244.3589572434.

The spelling of 14590991 in words is "fourteen million, five hundred ninety thousand, nine hundred ninety-one".