10613591 has 2 divisors, whose sum is σ = 10613592. Its totient is φ = 10613590.

The previous prime is 10613579. The next prime is 10613597. The reversal of 10613591 is 19531601.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10613591 is a prime.

It is a super-2 number, since 2×10613591² = 225296627830562, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10613591.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10613597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5306795 + 5306796.

It is an arithmetic number, because the mean of its divisors is an integer number (5306796).

Almost surely, 2^10613591 is an apocalyptic number.

10613591 is a deficient number, since it is larger than the sum of its proper divisors (1).

10613591 is an equidigital number, since it uses as much as digits as its factorization.

10613591 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 810, while the sum is 26.

The square root of 10613591 is about 3257.8506718387. The cubic root of 10613591 is about 219.7627676935.

The spelling of 10613591 in words is "ten million, six hundred thirteen thousand, five hundred ninety-one".