513022134 has 16 divisors (see below), whose sum is σ = 1026311472. Its totient is φ = 170962848.

The previous prime is 513022123. The next prime is 513022171. The reversal of 513022134 is 431220315.

It is a self number, because there is not a number n which added to its sum of digits gives 513022134.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20932 + ... + 38264.

It is an arithmetic number, because the mean of its divisors is an integer number (64144467).

Almost surely, 2^513022134 is an apocalyptic number.

513022134 is an abundant number, since it is smaller than the sum of its proper divisors (513289338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

513022134 is a wasteful number, since it uses less digits than its factorization.

513022134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22271.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 513022134 is about 22649.9919205284. The cubic root of 513022134 is about 800.5320075898.

Adding to 513022134 its reverse (431220315), we get a palindrome (944242449).

The spelling of 513022134 in words is "five hundred thirteen million, twenty-two thousand, one hundred thirty-four".