513155141 has 2 divisors, whose sum is σ = 513155142. Its totient is φ = 513155140.

The previous prime is 513155117. The next prime is 513155143. The reversal of 513155141 is 141551315.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 481626916 + 31528225 = 21946^2 + 5615^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-513155141 is a prime.

Together with 513155143, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 513155141.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (513155143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256577570 + 256577571.

It is an arithmetic number, because the mean of its divisors is an integer number (256577571).

Almost surely, 2^513155141 is an apocalyptic number.

It is an amenable number.

513155141 is a deficient number, since it is larger than the sum of its proper divisors (1).

513155141 is an equidigital number, since it uses as much as digits as its factorization.

513155141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1500, while the sum is 26.

The square root of 513155141 is about 22652.9278681587. The cubic root of 513155141 is about 800.6011840465.

The spelling of 513155141 in words is "five hundred thirteen million, one hundred fifty-five thousand, one hundred forty-one".