422954503 has 2 divisors, whose sum is σ = 422954504. Its totient is φ = 422954502.

The previous prime is 422954489. The next prime is 422954513. The reversal of 422954503 is 305459224.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-422954503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (422954513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211477251 + 211477252.

It is an arithmetic number, because the mean of its divisors is an integer number (211477252).

Almost surely, 2^422954503 is an apocalyptic number.

422954503 is a deficient number, since it is larger than the sum of its proper divisors (1).

422954503 is an equidigital number, since it uses as much as digits as its factorization.

422954503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 422954503 is about 20565.8577015402. The cubic root of 422954503 is about 750.6391606250.

The spelling of 422954503 in words is "four hundred twenty-two million, nine hundred fifty-four thousand, five hundred three".