505060631 has 2 divisors, whose sum is σ = 505060632. Its totient is φ = 505060630.

The previous prime is 505060609. The next prime is 505060643. The reversal of 505060631 is 136060505.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 505060631 - 2¹⁴ = 505044247 is a prime.

It is a super-2 number, since 2×505060631² = 510172481972236322, which contains 22 as substring.

It is equal to p_26608040 and since 505060631 and 26608040 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 505060631.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (505060601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252530315 + 252530316.

It is an arithmetic number, because the mean of its divisors is an integer number (252530316).

Almost surely, 2^505060631 is an apocalyptic number.

505060631 is a deficient number, since it is larger than the sum of its proper divisors (1).

505060631 is an equidigital number, since it uses as much as digits as its factorization.

505060631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2700, while the sum is 26.

The square root of 505060631 is about 22473.5540357995. The cubic root of 505060631 is about 796.3692926952.

The spelling of 505060631 in words is "five hundred five million, sixty thousand, six hundred thirty-one".