516464134 has 4 divisors (see below), whose sum is σ = 774696204. Its totient is φ = 258232066.

The previous prime is 516464119. The next prime is 516464141. The reversal of 516464134 is 431464615.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 431464615 = 5 ⋅86292923.

It is a self number, because there is not a number n which added to its sum of digits gives 516464134.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129116032 + ... + 129116035.

It is an arithmetic number, because the mean of its divisors is an integer number (193674051).

Almost surely, 2^516464134 is an apocalyptic number.

516464134 is a deficient number, since it is larger than the sum of its proper divisors (258232070).

516464134 is a wasteful number, since it uses less digits than its factorization.

516464134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258232069.

The product of its digits is 34560, while the sum is 34.

The square root of 516464134 is about 22725.8472669337. The cubic root of 516464134 is about 802.3183448980.

The spelling of 516464134 in words is "five hundred sixteen million, four hundred sixty-four thousand, one hundred thirty-four".