513355346201 has 4 divisors (see below), whose sum is σ = 513371909904. Its totient is φ = 513338782500.

The previous prime is 513355346197. The next prime is 513355346209. The reversal of 513355346201 is 102643553315.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 513355346201 - 2² = 513355346197 is a prime.

It is a super-2 number, since 2×513355346201² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (513355346209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8235275 + ... + 8297376.

It is an arithmetic number, because the mean of its divisors is an integer number (128342977476).

Almost surely, 2^513355346201 is an apocalyptic number.

It is an amenable number.

513355346201 is a deficient number, since it is larger than the sum of its proper divisors (16563703).

513355346201 is a wasteful number, since it uses less digits than its factorization.

513355346201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16563702.

The product of its (nonzero) digits is 162000, while the sum is 38.

Adding to 513355346201 its reverse (102643553315), we get a palindrome (615998899516).

The spelling of 513355346201 in words is "five hundred thirteen billion, three hundred fifty-five million, three hundred forty-six thousand, two hundred one".