113455111653 has 48 divisors (see below), whose sum is σ = 181710403056. Its totient is φ = 67761100800.

The previous prime is 113455111639. The next prime is 113455111733. The reversal of 113455111653 is 356111554311.

113455111653 is a `hidden beast` number, since 1 + 1 + 34 + 551 + 11 + 65 + 3 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 41991386724 + 71463724929 = 204918^2 + 267327^2 .

It is not a de Polignac number, because 113455111653 - 2⁶ = 113455111589 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113455111613) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1703251 + ... + 1768607.

It is an arithmetic number, because the mean of its divisors is an integer number (3785633397).

Almost surely, 2^113455111653 is an apocalyptic number.

113455111653 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

113455111653 is a deficient number, since it is larger than the sum of its proper divisors (68255291403).

113455111653 is a wasteful number, since it uses less digits than its factorization.

113455111653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65814 (or 65811 counting only the distinct ones).

The product of its digits is 27000, while the sum is 36.

Adding to 113455111653 its reverse (356111554311), we get a palindrome (469566665964).

The spelling of 113455111653 in words is "one hundred thirteen billion, four hundred fifty-five million, one hundred eleven thousand, six hundred fifty-three".