23102249 has 2 divisors, whose sum is σ = 23102250. Its totient is φ = 23102248.

The previous prime is 23102231. The next prime is 23102257. The reversal of 23102249 is 94220132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22992025 + 110224 = 4795^2 + 332^2 .

It is a cyclic number.

It is not a de Polignac number, because 23102249 - 2²⁰ = 22053673 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23102449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11551124 + 11551125.

It is an arithmetic number, because the mean of its divisors is an integer number (11551125).

Almost surely, 2^23102249 is an apocalyptic number.

It is an amenable number.

23102249 is a deficient number, since it is larger than the sum of its proper divisors (1).

23102249 is an equidigital number, since it uses as much as digits as its factorization.

23102249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 23102249 is about 4806.4798969724. The cubic root of 23102249 is about 284.8074990201.

The spelling of 23102249 in words is "twenty-three million, one hundred two thousand, two hundred forty-nine".