11532253531 has 2 divisors, whose sum is σ = 11532253532. Its totient is φ = 11532253530.

The previous prime is 11532253493. The next prime is 11532253543. The reversal of 11532253531 is 13535223511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11532253531 - 2¹⁹ = 11531729243 is a prime.

It is a super-2 number, since 2×11532253531² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11532253493 and 11532253502.

It is not a weakly prime, because it can be changed into another prime (11532253631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5766126765 + 5766126766.

It is an arithmetic number, because the mean of its divisors is an integer number (5766126766).

Almost surely, 2^11532253531 is an apocalyptic number.

11532253531 is a deficient number, since it is larger than the sum of its proper divisors (1).

11532253531 is an equidigital number, since it uses as much as digits as its factorization.

11532253531 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13500, while the sum is 31.

The spelling of 11532253531 in words is "eleven billion, five hundred thirty-two million, two hundred fifty-three thousand, five hundred thirty-one".