516525243 has 16 divisors (see below), whose sum is σ = 742945056. Its totient is φ = 317318400.

The previous prime is 516525239. The next prime is 516525259. The reversal of 516525243 is 342525615.

It is not a de Polignac number, because 516525243 - 2² = 516525239 is a prime.

It is not an unprimeable number, because it can be changed into a prime (516526243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12421 + ... + 34457.

It is an arithmetic number, because the mean of its divisors is an integer number (46434066).

Almost surely, 2^516525243 is an apocalyptic number.

516525243 is a deficient number, since it is larger than the sum of its proper divisors (226419813).

516525243 is a wasteful number, since it uses less digits than its factorization.

516525243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22654.

The product of its digits is 36000, while the sum is 33.

The square root of 516525243 is about 22727.1917094920. The cubic root of 516525243 is about 802.3499875846.

The spelling of 516525243 in words is "five hundred sixteen million, five hundred twenty-five thousand, two hundred forty-three".