523180113 has 4 divisors (see below), whose sum is σ = 697573488. Its totient is φ = 348786740.

The previous prime is 523180109. The next prime is 523180129. The reversal of 523180113 is 311081325.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 523180113 - 2² = 523180109 is a prime.

It is not an unprimeable number, because it can be changed into a prime (523180313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87196683 + ... + 87196688.

It is an arithmetic number, because the mean of its divisors is an integer number (174393372).

Almost surely, 2^523180113 is an apocalyptic number.

It is an amenable number.

523180113 is a deficient number, since it is larger than the sum of its proper divisors (174393375).

523180113 is a wasteful number, since it uses less digits than its factorization.

523180113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174393374.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 523180113 is about 22873.1308088770. The cubic root of 523180113 is about 805.7810985152.

The spelling of 523180113 in words is "five hundred twenty-three million, one hundred eighty thousand, one hundred thirteen".