11408631 has 16 divisors (see below), whose sum is σ = 16765056. Its totient is φ = 6856416.

The previous prime is 11408623. The next prime is 11408633. The reversal of 11408631 is 13680411.

11408631 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11408631 - 2³ = 11408623 is a prime.

It is a super-2 number, since 2×11408631² = 260313722588322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11408633) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1725 + ... + 5078.

It is an arithmetic number, because the mean of its divisors is an integer number (1047816).

Almost surely, 2^11408631 is an apocalyptic number.

11408631 is a deficient number, since it is larger than the sum of its proper divisors (5356425).

11408631 is a wasteful number, since it uses less digits than its factorization.

11408631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6862.

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 11408631 is about 3377.6665021876. Note that the first 3 decimals coincide. The cubic root of 11408631 is about 225.1184956084.

The spelling of 11408631 in words is "eleven million, four hundred eight thousand, six hundred thirty-one".