507424261 has 2 divisors, whose sum is σ = 507424262. Its totient is φ = 507424260.

The previous prime is 507424243. The next prime is 507424271. The reversal of 507424261 is 162424705.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 369831361 + 137592900 = 19231^2 + 11730^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-507424261 is a prime.

It is a super-2 number, since 2×507424261² = 514958761302792242, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (507424201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253712130 + 253712131.

It is an arithmetic number, because the mean of its divisors is an integer number (253712131).

Almost surely, 2^507424261 is an apocalyptic number.

It is an amenable number.

507424261 is a deficient number, since it is larger than the sum of its proper divisors (1).

507424261 is an equidigital number, since it uses as much as digits as its factorization.

507424261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 507424261 is about 22526.0795745731. The cubic root of 507424261 is about 797.6096676063.

Adding to 507424261 its reverse (162424705), we get a palindrome (669848966).

The spelling of 507424261 in words is "five hundred seven million, four hundred twenty-four thousand, two hundred sixty-one".