23102449 has 2 divisors, whose sum is σ = 23102450. Its totient is φ = 23102448.

The previous prime is 23102413. The next prime is 23102483. The reversal of 23102449 is 94420132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22972849 + 129600 = 4793^2 + 360^2 .

It is a cyclic number.

It is not a de Polignac number, because 23102449 - 2²¹ = 21005297 is a prime.

It is not a weakly prime, because it can be changed into another prime (23102489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11551224 + 11551225.

It is an arithmetic number, because the mean of its divisors is an integer number (11551225).

Almost surely, 2^23102449 is an apocalyptic number.

It is an amenable number.

23102449 is a deficient number, since it is larger than the sum of its proper divisors (1).

23102449 is an equidigital number, since it uses as much as digits as its factorization.

23102449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 23102449 is about 4806.5007021741. The cubic root of 23102449 is about 284.8083208930.

The spelling of 23102449 in words is "twenty-three million, one hundred two thousand, four hundred forty-nine".