14526139 has 2 divisors, whose sum is σ = 14526140. Its totient is φ = 14526138.

The previous prime is 14526121. The next prime is 14526173. The reversal of 14526139 is 93162541.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 14526139 - 2²¹ = 12428987 is a prime.

It is a super-2 number, since 2×14526139² = 422017428494642, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 14526139.

It is not a weakly prime, because it can be changed into another prime (14526119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7263069 + 7263070.

It is an arithmetic number, because the mean of its divisors is an integer number (7263070).

Almost surely, 2^14526139 is an apocalyptic number.

14526139 is a deficient number, since it is larger than the sum of its proper divisors (1).

14526139 is an equidigital number, since it uses as much as digits as its factorization.

14526139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6480, while the sum is 31.

The square root of 14526139 is about 3811.3172263668. The cubic root of 14526139 is about 243.9963886861.

The spelling of 14526139 in words is "fourteen million, five hundred twenty-six thousand, one hundred thirty-nine".