23523117 has 8 divisors (see below), whose sum is σ = 31478496. Its totient is φ = 15624912.

The previous prime is 23523103. The next prime is 23523131. The reversal of 23523117 is 71132532.

It is an interprime number because it is at equal distance from previous prime (23523103) and next prime (23523131).

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

It is not a de Polignac number, because 23523117 - 2¹² = 23519021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23523187) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13323 + ... + 14984.

It is an arithmetic number, because the mean of its divisors is an integer number (3934812).

Almost surely, 2^23523117 is an apocalyptic number.

It is an amenable number.

23523117 is a deficient number, since it is larger than the sum of its proper divisors (7955379).

23523117 is a wasteful number, since it uses less digits than its factorization.

23523117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28587.

The product of its digits is 1260, while the sum is 24.

The square root of 23523117 is about 4850.0636078303. The cubic root of 23523117 is about 286.5266065097.

Adding to 23523117 its reverse (71132532), we get a palindrome (94655649).

The spelling of 23523117 in words is "twenty-three million, five hundred twenty-three thousand, one hundred seventeen".