518063401 has 2 divisors, whose sum is σ = 518063402. Its totient is φ = 518063400.

The previous prime is 518063347. The next prime is 518063417. The reversal of 518063401 is 104360815.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 493906176 + 24157225 = 22224^2 + 4915^2 .

It is a cyclic number.

It is not a de Polignac number, because 518063401 - 2²⁷ = 383845673 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 518063401.

It is not a weakly prime, because it can be changed into another prime (518063471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 259031700 + 259031701.

It is an arithmetic number, because the mean of its divisors is an integer number (259031701).

Almost surely, 2^518063401 is an apocalyptic number.

It is an amenable number.

518063401 is a deficient number, since it is larger than the sum of its proper divisors (1).

518063401 is an equidigital number, since it uses as much as digits as its factorization.

518063401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 518063401 is about 22761.0061508713. The cubic root of 518063401 is about 803.1456363575.

The spelling of 518063401 in words is "five hundred eighteen million, sixty-three thousand, four hundred one".