10659631 has 4 divisors (see below), whose sum is σ = 10919664. Its totient is φ = 10399600.

The previous prime is 10659599. The next prime is 10659637. The reversal of 10659631 is 13695601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13695601 = 103 ⋅132967.

It is a cyclic number.

It is not a de Polignac number, because 10659631 - 2⁵ = 10659599 is a prime.

It is a super-2 number, since 2×10659631² = 227255466112322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10659593 and 10659602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10659637) 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 in 3 ways as a sum of consecutive naturals, for example, 129955 + ... + 130036.

It is an arithmetic number, because the mean of its divisors is an integer number (2729916).

Almost surely, 2^10659631 is an apocalyptic number.

10659631 is a deficient number, since it is larger than the sum of its proper divisors (260033).

10659631 is an equidigital number, since it uses as much as digits as its factorization.

10659631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260032.

The product of its (nonzero) digits is 4860, while the sum is 31.

The square root of 10659631 is about 3264.9090339549. The cubic root of 10659631 is about 220.0800741574.

The spelling of 10659631 in words is "ten million, six hundred fifty-nine thousand, six hundred thirty-one".