45223903 has 2 divisors, whose sum is σ = 45223904. Its totient is φ = 45223902.

The previous prime is 45223883. The next prime is 45223907. The reversal of 45223903 is 30932254.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45223903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45223907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22611951 + 22611952.

It is an arithmetic number, because the mean of its divisors is an integer number (22611952).

Almost surely, 2^45223903 is an apocalyptic number.

45223903 is a deficient number, since it is larger than the sum of its proper divisors (1).

45223903 is an equidigital number, since it uses as much as digits as its factorization.

45223903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 45223903 is about 6724.8719690415. The cubic root of 45223903 is about 356.2782799752.

The spelling of 45223903 in words is "forty-five million, two hundred twenty-three thousand, nine hundred three".