23212097 has 2 divisors, whose sum is σ = 23212098. Its totient is φ = 23212096.

The previous prime is 23212081. The next prime is 23212099. The reversal of 23212097 is 79021232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11895601 + 11316496 = 3449^2 + 3364^2 .

It is a cyclic number.

It is not a de Polignac number, because 23212097 - 2⁴ = 23212081 is a prime.

Together with 23212099, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23212099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11606048 + 11606049.

It is an arithmetic number, because the mean of its divisors is an integer number (11606049).

Almost surely, 2^23212097 is an apocalyptic number.

It is an amenable number.

23212097 is a deficient number, since it is larger than the sum of its proper divisors (1).

23212097 is an equidigital number, since it uses as much as digits as its factorization.

23212097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 23212097 is about 4817.8934193276. The cubic root of 23212097 is about 285.2581922058.

The spelling of 23212097 in words is "twenty-three million, two hundred twelve thousand, ninety-seven".