504222137 has 2 divisors, whose sum is σ = 504222138. Its totient is φ = 504222136.

The previous prime is 504222127. The next prime is 504222143. The reversal of 504222137 is 731222405.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 340919296 + 163302841 = 18464^2 + 12779^2 .

It is a cyclic number.

It is not a de Polignac number, because 504222137 - 2⁶ = 504222073 is a prime.

It is not a weakly prime, because it can be changed into another prime (504222127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252111068 + 252111069.

It is an arithmetic number, because the mean of its divisors is an integer number (252111069).

Almost surely, 2^504222137 is an apocalyptic number.

It is an amenable number.

504222137 is a deficient number, since it is larger than the sum of its proper divisors (1).

504222137 is an equidigital number, since it uses as much as digits as its factorization.

504222137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 504222137 is about 22454.8911598342. The cubic root of 504222137 is about 795.9283418444.

The spelling of 504222137 in words is "five hundred four million, two hundred twenty-two thousand, one hundred thirty-seven".