507408427 has 2 divisors, whose sum is σ = 507408428. Its totient is φ = 507408426.

The previous prime is 507408371. The next prime is 507408439. The reversal of 507408427 is 724804705.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 507408427 - 2¹¹ = 507406379 is a prime.

It is a super-2 number, since 2×507408427² = 514926623581228658, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (507408227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253704213 + 253704214.

It is an arithmetic number, because the mean of its divisors is an integer number (253704214).

Almost surely, 2^507408427 is an apocalyptic number.

507408427 is a deficient number, since it is larger than the sum of its proper divisors (1).

507408427 is an equidigital number, since it uses as much as digits as its factorization.

507408427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62720, while the sum is 37.

The square root of 507408427 is about 22525.7281125383. The cubic root of 507408427 is about 797.6013711413.

The spelling of 507408427 in words is "five hundred seven million, four hundred eight thousand, four hundred twenty-seven".