11622032531 has 2 divisors, whose sum is σ = 11622032532. Its totient is φ = 11622032530.

The previous prime is 11622032497. The next prime is 11622032573. The reversal of 11622032531 is 13523022611.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11622032531 - 2¹⁰ = 11622031507 is a prime.

It is a super-2 number, since 2×11622032531² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11622032531.

It is not a weakly prime, because it can be changed into another prime (11622035531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5811016265 + 5811016266.

It is an arithmetic number, because the mean of its divisors is an integer number (5811016266).

Almost surely, 2^11622032531 is an apocalyptic number.

11622032531 is a deficient number, since it is larger than the sum of its proper divisors (1).

11622032531 is an equidigital number, since it uses as much as digits as its factorization.

11622032531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 26.

The spelling of 11622032531 in words is "eleven billion, six hundred twenty-two million, thirty-two thousand, five hundred thirty-one".