23150315 has 4 divisors (see below), whose sum is σ = 27780384. Its totient is φ = 18520248.

The previous prime is 23150291. The next prime is 23150317. The reversal of 23150315 is 51305132.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23150315 - 2⁸ = 23150059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23150317) 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, 2315027 + ... + 2315036.

It is an arithmetic number, because the mean of its divisors is an integer number (6945096).

Almost surely, 2^23150315 is an apocalyptic number.

23150315 is a deficient number, since it is larger than the sum of its proper divisors (4630069).

23150315 is an equidigital number, since it uses as much as digits as its factorization.

23150315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4630068.

The product of its (nonzero) digits is 450, while the sum is 20.

The square root of 23150315 is about 4811.4774238273. The cubic root of 23150315 is about 285.0048834702.

Adding to 23150315 its reverse (51305132), we get a palindrome (74455447).

The spelling of 23150315 in words is "twenty-three million, one hundred fifty thousand, three hundred fifteen".