11608431 has 8 divisors (see below), whose sum is σ = 15770160. Its totient is φ = 7592832.

The previous prime is 11608403. The next prime is 11608447. The reversal of 11608431 is 13480611.

11608431 is digitally balanced in base 2 and base 4, because in such bases 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 not a de Polignac number, because 11608431 - 2¹¹ = 11606383 is a prime.

It is a super-2 number, since 2×11608431² = 269511340563522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11608481) 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, 36346 + ... + 36663.

It is an arithmetic number, because the mean of its divisors is an integer number (1971270).

Almost surely, 2^11608431 is an apocalyptic number.

11608431 is a deficient number, since it is larger than the sum of its proper divisors (4161729).

11608431 is an equidigital number, since it uses as much as digits as its factorization.

11608431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73065.

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

The square root of 11608431 is about 3407.1147617889. The cubic root of 11608431 is about 226.4250686551.

It can be divided in two parts, 1160 and 8431, that added together give a triangular number (9591 = T₁₃₈).

The spelling of 11608431 in words is "eleven million, six hundred eight thousand, four hundred thirty-one".