516432134 has 4 divisors (see below), whose sum is σ = 774648204. Its totient is φ = 258216066.

The previous prime is 516432127. The next prime is 516432143. The reversal of 516432134 is 431234615.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 516432097 and 516432106.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129108032 + ... + 129108035.

It is an arithmetic number, because the mean of its divisors is an integer number (193662051).

Almost surely, 2^516432134 is an apocalyptic number.

516432134 is a deficient number, since it is larger than the sum of its proper divisors (258216070).

516432134 is a wasteful number, since it uses less digits than its factorization.

516432134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258216069.

The product of its digits is 8640, while the sum is 29.

The square root of 516432134 is about 22725.1432118700. The cubic root of 516432134 is about 802.3017740685.

Adding to 516432134 its reverse (431234615), we get a palindrome (947666749).

The spelling of 516432134 in words is "five hundred sixteen million, four hundred thirty-two thousand, one hundred thirty-four".