23015273 has 2 divisors, whose sum is σ = 23015274. Its totient is φ = 23015272.

The previous prime is 23015261. The next prime is 23015329. The reversal of 23015273 is 37251032.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17875984 + 5139289 = 4228^2 + 2267^2 .

It is a cyclic number.

It is not a de Polignac number, because 23015273 - 2⁴ = 23015257 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (23015233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11507636 + 11507637.

It is an arithmetic number, because the mean of its divisors is an integer number (11507637).

Almost surely, 2^23015273 is an apocalyptic number.

It is an amenable number.

23015273 is a deficient number, since it is larger than the sum of its proper divisors (1).

23015273 is an equidigital number, since it uses as much as digits as its factorization.

23015273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1260, while the sum is 23.

The square root of 23015273 is about 4797.4235793809. The cubic root of 23015273 is about 284.4496324342.

The spelling of 23015273 in words is "twenty-three million, fifteen thousand, two hundred seventy-three".