11406631 has 8 divisors (see below), whose sum is σ = 12038400. Its totient is φ = 10778040.

The previous prime is 11406623. The next prime is 11406649. The reversal of 11406631 is 13660411.

It is a happy number.

11406631 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11406631 - 2³ = 11406623 is a prime.

It is a super-2 number, since 2×11406631² = 260222461540322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11406671) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12066 + ... + 12976.

It is an arithmetic number, because the mean of its divisors is an integer number (1504800).

Almost surely, 2^11406631 is an apocalyptic number.

11406631 is a deficient number, since it is larger than the sum of its proper divisors (631769).

11406631 is an equidigital number, since it uses as much as digits as its factorization.

11406631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1589.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 11406631 is about 3377.3704268262. The cubic root of 11406631 is about 225.1053399749.

The spelling of 11406631 in words is "eleven million, four hundred six thousand, six hundred thirty-one".