507243117 has 4 divisors (see below), whose sum is σ = 676324160. Its totient is φ = 338162076.

The previous prime is 507243091. The next prime is 507243137. The reversal of 507243117 is 711342705.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 507243117 - 2⁶ = 507243053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (507243137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84540517 + ... + 84540522.

It is an arithmetic number, because the mean of its divisors is an integer number (169081040).

Almost surely, 2^507243117 is an apocalyptic number.

It is an amenable number.

507243117 is a deficient number, since it is larger than the sum of its proper divisors (169081043).

507243117 is a wasteful number, since it uses less digits than its factorization.

507243117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169081042.

The product of its (nonzero) digits is 5880, while the sum is 30.

The square root of 507243117 is about 22522.0584538803. The cubic root of 507243117 is about 797.5147441449.

The spelling of 507243117 in words is "five hundred seven million, two hundred forty-three thousand, one hundred seventeen".