506122369 has 2 divisors, whose sum is σ = 506122370. Its totient is φ = 506122368.

The previous prime is 506122363. The next prime is 506122373. The reversal of 506122369 is 963221605.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 506025025 + 97344 = 22495^2 + 312^2 .

It is a cyclic number.

It is not a de Polignac number, because 506122369 - 2⁷ = 506122241 is a prime.

It is a super-2 number, since 2×506122369² = 512319704804344322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (506122363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253061184 + 253061185.

It is an arithmetic number, because the mean of its divisors is an integer number (253061185).

Almost surely, 2^506122369 is an apocalyptic number.

It is an amenable number.

506122369 is a deficient number, since it is larger than the sum of its proper divisors (1).

506122369 is an equidigital number, since it uses as much as digits as its factorization.

506122369 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 506122369 is about 22497.1635767712. The cubic root of 506122369 is about 796.9269443807.

The spelling of 506122369 in words is "five hundred six million, one hundred twenty-two thousand, three hundred sixty-nine".