513313183 has 2 divisors, whose sum is σ = 513313184. Its totient is φ = 513313182.

The previous prime is 513313093. The next prime is 513313187. The reversal of 513313183 is 381313315.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 513313183 - 2¹³ = 513304991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (513313187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256656591 + 256656592.

It is an arithmetic number, because the mean of its divisors is an integer number (256656592).

Almost surely, 2^513313183 is an apocalyptic number.

513313183 is a deficient number, since it is larger than the sum of its proper divisors (1).

513313183 is an equidigital number, since it uses as much as digits as its factorization.

513313183 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3240, while the sum is 28.

The square root of 513313183 is about 22656.4159345648. The cubic root of 513313183 is about 800.6833655773.

Adding to 513313183 its reverse (381313315), we get a palindrome (894626498).

The spelling of 513313183 in words is "five hundred thirteen million, three hundred thirteen thousand, one hundred eighty-three".