22903943 has 2 divisors, whose sum is σ = 22903944. Its totient is φ = 22903942.

The previous prime is 22903901. The next prime is 22903967. The reversal of 22903943 is 34930922.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22903943 - 2²⁰ = 21855367 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22903043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11451971 + 11451972.

It is an arithmetic number, because the mean of its divisors is an integer number (11451972).

Almost surely, 2^22903943 is an apocalyptic number.

22903943 is a deficient number, since it is larger than the sum of its proper divisors (1).

22903943 is an equidigital number, since it uses as much as digits as its factorization.

22903943 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 32.

The square root of 22903943 is about 4785.8064106272. The cubic root of 22903943 is about 283.9902421761.

The spelling of 22903943 in words is "twenty-two million, nine hundred three thousand, nine hundred forty-three".