23112017 has 4 divisors (see below), whose sum is σ = 23208960. Its totient is φ = 23015076.

The previous prime is 23112007. The next prime is 23112029. The reversal of 23112017 is 71021132.

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 23112017 - 2⁶ = 23111953 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23111986 and 23112004.

It is not an unprimeable number, because it can be changed into a prime (23112007) 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, 48113 + ... + 48590.

It is an arithmetic number, because the mean of its divisors is an integer number (5802240).

Almost surely, 2^23112017 is an apocalyptic number.

It is an amenable number.

23112017 is a deficient number, since it is larger than the sum of its proper divisors (96943).

23112017 is an equidigital number, since it uses as much as digits as its factorization.

23112017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96942.

The product of its (nonzero) digits is 84, while the sum is 17.

The square root of 23112017 is about 4807.4959178350. The cubic root of 23112017 is about 284.8476337511.

Adding to 23112017 its reverse (71021132), we get a palindrome (94133149).

The spelling of 23112017 in words is "twenty-three million, one hundred twelve thousand, seventeen".