513158755201 has 3 divisors (see below), whose sum is σ = 513159471553. Its totient is φ = 513158038850.

The previous prime is 513158755183. The next prime is 513158755229. The reversal of 513158755201 is 102557851315.

The square root of 513158755201 is 716351.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 102557851315 = 5 ⋅20511570263.

It is not a de Polignac number, because 513158755201 - 2⁵ = 513158755169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (513158753201) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 358176 + ... + 1074526.

Almost surely, 2^513158755201 is an apocalyptic number.

513158755201 is the 716351-st square number.

513158755201 is the 358176-th centered octagonal number.

It is an amenable number.

513158755201 is a deficient number, since it is larger than the sum of its proper divisors (716352).

513158755201 is an frugal number, since it uses more digits than its factorization.

513158755201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1432702 (or 716351 counting only the distinct ones).

The product of its (nonzero) digits is 210000, while the sum is 43.

The spelling of 513158755201 in words is "five hundred thirteen billion, one hundred fifty-eight million, seven hundred fifty-five thousand, two hundred one".