11451253653 has 12 divisors (see below), whose sum is σ = 18903656928. Its totient is φ = 6543573480.

The previous prime is 11451253631. The next prime is 11451253687. The reversal of 11451253653 is 35635215411.

11451253653 is a `hidden beast` number, since 114 + 5 + 1 + 2 + 536 + 5 + 3 = 666.

It is not a de Polignac number, because 11451253653 - 2¹⁰ = 11451252629 is a prime.

It is a super-2 number, since 2×11451253653² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11451253453) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 90882903 + ... + 90883028.

It is an arithmetic number, because the mean of its divisors is an integer number (1575304744).

Almost surely, 2^11451253653 is an apocalyptic number.

It is an amenable number.

11451253653 is a deficient number, since it is larger than the sum of its proper divisors (7452403275).

11451253653 is a wasteful number, since it uses less digits than its factorization.

11451253653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181765944 (or 181765941 counting only the distinct ones).

The product of its digits is 54000, while the sum is 36.

The spelling of 11451253653 in words is "eleven billion, four hundred fifty-one million, two hundred fifty-three thousand, six hundred fifty-three".