11154163232 has 12 divisors (see below), whose sum is σ = 21959758926. Its totient is φ = 5577081600.

The previous prime is 11154163231. The next prime is 11154163243. The reversal of 11154163232 is 23236145111.

It can be written as a sum of positive squares in only one way, i.e., 10403184016 + 750979216 = 101996^2 + 27404^2 .

It is a super-2 number, since 2×11154163232² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11154163195 and 11154163204.

It is not an unprimeable number, because it can be changed into a prime (11154163231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174283769 + ... + 174283832.

Almost surely, 2^11154163232 is an apocalyptic number.

It is an amenable number.

11154163232 is a deficient number, since it is larger than the sum of its proper divisors (10805595694).

11154163232 is an equidigital number, since it uses as much as digits as its factorization.

11154163232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348567611 (or 348567603 counting only the distinct ones).

The product of its digits is 4320, while the sum is 29.

The spelling of 11154163232 in words is "eleven billion, one hundred fifty-four million, one hundred sixty-three thousand, two hundred thirty-two".