14961631 has 2 divisors, whose sum is σ = 14961632. Its totient is φ = 14961630.

The previous prime is 14961619. The next prime is 14961637. The reversal of 14961631 is 13616941.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 14961631 - 2⁷ = 14961503 is a prime.

It is a super-2 number, since 2×14961631² = 447700804360322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 14961593 and 14961602.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14961637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7480815 + 7480816.

It is an arithmetic number, because the mean of its divisors is an integer number (7480816).

Almost surely, 2^14961631 is an apocalyptic number.

14961631 is a deficient number, since it is larger than the sum of its proper divisors (1).

14961631 is an equidigital number, since it uses as much as digits as its factorization.

14961631 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3888, while the sum is 31.

The square root of 14961631 is about 3868.0267579219. The cubic root of 14961631 is about 246.4107476812.

The spelling of 14961631 in words is "fourteen million, nine hundred sixty-one thousand, six hundred thirty-one".