11407631 has 2 divisors, whose sum is σ = 11407632. Its totient is φ = 11407630.

The previous prime is 11407607. The next prime is 11407661. The reversal of 11407631 is 13670411.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11407631 - 2⁶ = 11407567 is a prime.

It is a super-2 number, since 2×11407631² = 260268090064322, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 11407597 and 11407606.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11407601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5703815 + 5703816.

It is an arithmetic number, because the mean of its divisors is an integer number (5703816).

Almost surely, 2^11407631 is an apocalyptic number.

11407631 is a deficient number, since it is larger than the sum of its proper divisors (1).

11407631 is an equidigital number, since it uses as much as digits as its factorization.

11407631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 11407631 is about 3377.5184677511. The cubic root of 11407631 is about 225.1119179838. Note that the first 3 decimals are identical.

The spelling of 11407631 in words is "eleven million, four hundred seven thousand, six hundred thirty-one".