523513115 has 8 divisors (see below), whose sum is σ = 628759248. Its totient is φ = 418448160.

The previous prime is 523513091. The next prime is 523513127. The reversal of 523513115 is 511315325.

It is a happy number.

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

It is not a de Polignac number, because 523513115 - 2⁸ = 523512859 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38852 + ... + 50561.

It is an arithmetic number, because the mean of its divisors is an integer number (78594906).

Almost surely, 2^523513115 is an apocalyptic number.

523513115 is a deficient number, since it is larger than the sum of its proper divisors (105246133).

523513115 is a wasteful number, since it uses less digits than its factorization.

523513115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90589.

The product of its digits is 2250, while the sum is 26.

The square root of 523513115 is about 22880.4089779881. The cubic root of 523513115 is about 805.9520210466.

The spelling of 523513115 in words is "five hundred twenty-three million, five hundred thirteen thousand, one hundred fifteen".