23895197 has 2 divisors, whose sum is σ = 23895198. Its totient is φ = 23895196.

The previous prime is 23895187. The next prime is 23895199. The reversal of 23895197 is 79159832.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23872996 + 22201 = 4886^2 + 149^2 .

It is a cyclic number.

It is not a de Polignac number, because 23895197 - 2⁴ = 23895181 is a prime.

Together with 23895199, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23895199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11947598 + 11947599.

It is an arithmetic number, because the mean of its divisors is an integer number (11947599).

Almost surely, 2^23895197 is an apocalyptic number.

It is an amenable number.

23895197 is a deficient number, since it is larger than the sum of its proper divisors (1).

23895197 is an equidigital number, since it uses as much as digits as its factorization.

23895197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 136080, while the sum is 44.

The square root of 23895197 is about 4888.2713713541. The cubic root of 23895197 is about 288.0294345237.

The spelling of 23895197 in words is "twenty-three million, eight hundred ninety-five thousand, one hundred ninety-seven".