509957059 has 2 divisors, whose sum is σ = 509957060. Its totient is φ = 509957058.

The previous prime is 509957053. The next prime is 509957101. The reversal of 509957059 is 950759905.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 509957059 - 2⁵ = 509957027 is a prime.

It is a super-4 number, since 4×509957059⁴ (a number of 36 digits) contains 4444 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (509957053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 254978529 + 254978530.

It is an arithmetic number, because the mean of its divisors is an integer number (254978530).

Almost surely, 2^509957059 is an apocalyptic number.

509957059 is a deficient number, since it is larger than the sum of its proper divisors (1).

509957059 is an equidigital number, since it uses as much as digits as its factorization.

509957059 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 637875, while the sum is 49.

The square root of 509957059 is about 22582.2288315392. The cubic root of 509957059 is about 798.9345498792.

The spelling of 509957059 in words is "five hundred nine million, nine hundred fifty-seven thousand, fifty-nine".