516572093 has 2 divisors, whose sum is σ = 516572094. Its totient is φ = 516572092.

The previous prime is 516572071. The next prime is 516572131. The reversal of 516572093 is 390275615.

It is a happy number.

It is an a-pointer prime, because the next prime (516572131) can be obtained adding 516572093 to its sum of digits (38).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 334268089 + 182304004 = 18283^2 + 13502^2 .

It is a cyclic number.

It is not a de Polignac number, because 516572093 - 2²⁴ = 499794877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (516172093) 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 as a sum of consecutive naturals, namely, 258286046 + 258286047.

It is an arithmetic number, because the mean of its divisors is an integer number (258286047).

Almost surely, 2^516572093 is an apocalyptic number.

It is an amenable number.

516572093 is a deficient number, since it is larger than the sum of its proper divisors (1).

516572093 is an equidigital number, since it uses as much as digits as its factorization.

516572093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56700, while the sum is 38.

The square root of 516572093 is about 22728.2223897955. Note that the first 3 decimals coincide. The cubic root of 516572093 is about 802.3742451667.

The spelling of 516572093 in words is "five hundred sixteen million, five hundred seventy-two thousand, ninety-three".