507068993 has 2 divisors, whose sum is σ = 507068994. Its totient is φ = 507068992.

The previous prime is 507068987. The next prime is 507069019. The reversal of 507068993 is 399860705.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 266570929 + 240498064 = 16327^2 + 15508^2 .

It is a cyclic number.

It is not a de Polignac number, because 507068993 - 2²⁸ = 238633537 is a prime.

It is not a weakly prime, because it can be changed into another prime (507068593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253534496 + 253534497.

It is an arithmetic number, because the mean of its divisors is an integer number (253534497).

Almost surely, 2^507068993 is an apocalyptic number.

It is an amenable number.

507068993 is a deficient number, since it is larger than the sum of its proper divisors (1).

507068993 is an equidigital number, since it uses as much as digits as its factorization.

507068993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 408240, while the sum is 47.

The square root of 507068993 is about 22518.1924896294. The cubic root of 507068993 is about 797.4234780140.

The spelling of 507068993 in words is "five hundred seven million, sixty-eight thousand, nine hundred ninety-three".