115453523521 has 8 divisors (see below), whose sum is σ = 132820705664. Its totient is φ = 98304796800.

The previous prime is 115453523519. The next prime is 115453523531. The reversal of 115453523521 is 125325354511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 115453523521 - 2¹ = 115453523519 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115453523501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54612720 + ... + 54614833.

It is an arithmetic number, because the mean of its divisors is an integer number (16602588208).

Almost surely, 2^115453523521 is an apocalyptic number.

It is an amenable number.

115453523521 is a deficient number, since it is larger than the sum of its proper divisors (17367182143).

115453523521 is a wasteful number, since it uses less digits than its factorization.

115453523521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109227711.

The product of its digits is 90000, while the sum is 37.

The spelling of 115453523521 in words is "one hundred fifteen billion, four hundred fifty-three million, five hundred twenty-three thousand, five hundred twenty-one".