11253601161 has 64 divisors (see below), whose sum is σ = 19008000000. Its totient is φ = 6513661440.

The previous prime is 11253601159. The next prime is 11253601217. The reversal of 11253601161 is 16110635211.

11253601161 is a `hidden beast` number, since 1 + 1 + 2 + 53 + 601 + 1 + 6 + 1 = 666.

It is not a de Polignac number, because 11253601161 - 2¹ = 11253601159 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (11253601661) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8531260 + ... + 8532578.

It is an arithmetic number, because the mean of its divisors is an integer number (297000000).

Almost surely, 2^11253601161 is an apocalyptic number.

11253601161 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11253601161 is a deficient number, since it is larger than the sum of its proper divisors (7754398839).

11253601161 is a wasteful number, since it uses less digits than its factorization.

11253601161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2611 (or 2605 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 27.

The spelling of 11253601161 in words is "eleven billion, two hundred fifty-three million, six hundred one thousand, one hundred sixty-one".