11682531 has 36 divisors (see below), whose sum is σ = 20007000. Its totient is φ = 6547968.

The previous prime is 11682529. The next prime is 11682557. The reversal of 11682531 is 13528611.

It is not a de Polignac number, because 11682531 - 2¹ = 11682529 is a prime.

It is a super-2 number, since 2×11682531² = 272963061131922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11682495 and 11682504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11682521) 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 in 35 ways as a sum of consecutive naturals, for example, 25795 + ... + 26243.

It is an arithmetic number, because the mean of its divisors is an integer number (555750).

Almost surely, 2^11682531 is an apocalyptic number.

11682531 is a deficient number, since it is larger than the sum of its proper divisors (8324469).

11682531 is a wasteful number, since it uses less digits than its factorization.

11682531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528 (or 518 counting only the distinct ones).

The product of its digits is 1440, while the sum is 27.

The square root of 11682531 is about 3417.9717669987. The cubic root of 11682531 is about 226.9058262419.

The spelling of 11682531 in words is "eleven million, six hundred eighty-two thousand, five hundred thirty-one".