22961453 has 2 divisors, whose sum is σ = 22961454. Its totient is φ = 22961452.

The previous prime is 22961413. The next prime is 22961461. The reversal of 22961453 is 35416922.

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., 19909444 + 3052009 = 4462^2 + 1747^2 .

It is a cyclic number.

It is not a de Polignac number, because 22961453 - 2²⁴ = 6184237 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22961413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11480726 + 11480727.

It is an arithmetic number, because the mean of its divisors is an integer number (11480727).

Almost surely, 2^22961453 is an apocalyptic number.

It is an amenable number.

22961453 is a deficient number, since it is larger than the sum of its proper divisors (1).

22961453 is an equidigital number, since it uses as much as digits as its factorization.

22961453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12960, while the sum is 32.

The square root of 22961453 is about 4791.8110355063. The cubic root of 22961453 is about 284.2277359005.

The spelling of 22961453 in words is "twenty-two million, nine hundred sixty-one thousand, four hundred fifty-three".