516852493 has 2 divisors, whose sum is σ = 516852494. Its totient is φ = 516852492.

The previous prime is 516852487. The next prime is 516852499. The reversal of 516852493 is 394258615.

It is a balanced prime because it is at equal distance from previous prime (516852487) and next prime (516852499).

It can be written as a sum of positive squares in only one way, i.e., 513158409 + 3694084 = 22653^2 + 1922^2 .

It is a cyclic number.

It is not a de Polignac number, because 516852493 - 2⁵ = 516852461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (516852499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 258426246 + 258426247.

It is an arithmetic number, because the mean of its divisors is an integer number (258426247).

Almost surely, 2^516852493 is an apocalyptic number.

It is an amenable number.

516852493 is a deficient number, since it is larger than the sum of its proper divisors (1).

516852493 is an equidigital number, since it uses as much as digits as its factorization.

516852493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 259200, while the sum is 43.

The square root of 516852493 is about 22734.3900951840. The cubic root of 516852493 is about 802.5193975701.

The spelling of 516852493 in words is "five hundred sixteen million, eight hundred fifty-two thousand, four hundred ninety-three".