23158273 has 2 divisors, whose sum is σ = 23158274. Its totient is φ = 23158272.

The previous prime is 23158259. The next prime is 23158277. The reversal of 23158273 is 37285132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22439169 + 719104 = 4737^2 + 848^2 .

It is a cyclic number.

It is not a de Polignac number, because 23158273 - 2⁵ = 23158241 is a prime.

It is not a weakly prime, because it can be changed into another prime (23158277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11579136 + 11579137.

It is an arithmetic number, because the mean of its divisors is an integer number (11579137).

Almost surely, 2^23158273 is an apocalyptic number.

It is an amenable number.

23158273 is a deficient number, since it is larger than the sum of its proper divisors (1).

23158273 is an equidigital number, since it uses as much as digits as its factorization.

23158273 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10080, while the sum is 31.

The square root of 23158273 is about 4812.3043336846. The cubic root of 23158273 is about 285.0375368636.

The spelling of 23158273 in words is "twenty-three million, one hundred fifty-eight thousand, two hundred seventy-three".