11453144525 has 12 divisors (see below), whose sum is σ = 14660025984. Its totient is φ = 8866950000.

The previous prime is 11453144509. The next prime is 11453144537. The reversal of 11453144525 is 52544135411.

It is a happy number.

It is not a de Polignac number, because 11453144525 - 2⁴ = 11453144509 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7388351 + ... + 7389900.

It is an arithmetic number, because the mean of its divisors is an integer number (1221668832).

Almost surely, 2^11453144525 is an apocalyptic number.

It is an amenable number.

11453144525 is a deficient number, since it is larger than the sum of its proper divisors (3206881459).

11453144525 is a wasteful number, since it uses less digits than its factorization.

11453144525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14778292 (or 14778287 counting only the distinct ones).

The product of its digits is 48000, while the sum is 35.

Adding to 11453144525 its reverse (52544135411), we get a palindrome (63997279936).

The spelling of 11453144525 in words is "eleven billion, four hundred fifty-three million, one hundred forty-four thousand, five hundred twenty-five".