503225399 has 2 divisors, whose sum is σ = 503225400. Its totient is φ = 503225398.

The previous prime is 503225389. The next prime is 503225413. The reversal of 503225399 is 993522305.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 503225399 - 2²⁸ = 234789943 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (503225309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251612699 + 251612700.

It is an arithmetic number, because the mean of its divisors is an integer number (251612700).

Almost surely, 2^503225399 is an apocalyptic number.

503225399 is a deficient number, since it is larger than the sum of its proper divisors (1).

503225399 is an equidigital number, since it uses as much as digits as its factorization.

503225399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72900, while the sum is 38.

The square root of 503225399 is about 22432.6859515306. The cubic root of 503225399 is about 795.4035365461.

The spelling of 503225399 in words is "five hundred three million, two hundred twenty-five thousand, three hundred ninety-nine".