23465149 has 2 divisors, whose sum is σ = 23465150. Its totient is φ = 23465148.

The previous prime is 23465137. The next prime is 23465153. The reversal of 23465149 is 94156432.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19740249 + 3724900 = 4443^2 + 1930^2 .

It is a cyclic number.

It is not a de Polignac number, because 23465149 - 2¹⁹ = 22940861 is a prime.

It is a super-2 number, since 2×23465149² = 1101226435184402, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23465159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11732574 + 11732575.

It is an arithmetic number, because the mean of its divisors is an integer number (11732575).

Almost surely, 2^23465149 is an apocalyptic number.

It is an amenable number.

23465149 is a deficient number, since it is larger than the sum of its proper divisors (1).

23465149 is an equidigital number, since it uses as much as digits as its factorization.

23465149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25920, while the sum is 34.

The square root of 23465149 is about 4844.0839175225. The cubic root of 23465149 is about 286.2910504745.

The spelling of 23465149 in words is "twenty-three million, four hundred sixty-five thousand, one hundred forty-nine".