11231326153503 has 6 divisors (see below), whose sum is σ = 16223026666184. Its totient is φ = 7487550768996.

The previous prime is 11231326153493. The next prime is 11231326153549. The reversal of 11231326153503 is 30535162313211.

11231326153503 is a `hidden beast` number, since 1 + 1 + 2 + 3 + 1 + 3 + 2 + 615 + 35 + 0 + 3 = 666.

It is not a de Polignac number, because 11231326153503 - 2²² = 11231321959199 is a prime.

It is a super-2 number, since 2×11231326153503² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11231326153403) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 623962564075 + ... + 623962564092.

Almost surely, 2^{11231326153503} is an apocalyptic number.

11231326153503 is a deficient number, since it is larger than the sum of its proper divisors (4991700512681).

11231326153503 is a wasteful number, since it uses less digits than its factorization.

11231326153503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1247925128173 (or 1247925128170 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 36.

Adding to 11231326153503 its reverse (30535162313211), we get a palindrome (41766488466714).

The spelling of 11231326153503 in words is "eleven trillion, two hundred thirty-one billion, three hundred twenty-six million, one hundred fifty-three thousand, five hundred three".