513144155135 has 8 divisors (see below), whose sum is σ = 615788990496. Its totient is φ = 410504654560.

The previous prime is 513144155081. The next prime is 513144155137. The reversal of 513144155135 is 531551441315.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 513144155135 - 2²⁰ = 513143106559 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 (513144155137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1118936 + ... + 1509405.

It is an arithmetic number, because the mean of its divisors is an integer number (76973623812).

Almost surely, 2^513144155135 is an apocalyptic number.

513144155135 is a deficient number, since it is larger than the sum of its proper divisors (102644835361).

513144155135 is a wasteful number, since it uses less digits than its factorization.

513144155135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2667393.

The product of its digits is 90000, while the sum is 38.

The spelling of 513144155135 in words is "five hundred thirteen billion, one hundred forty-four million, one hundred fifty-five thousand, one hundred thirty-five".