516155093 has 2 divisors, whose sum is σ = 516155094. Its totient is φ = 516155092.

The previous prime is 516155077. The next prime is 516155117. The reversal of 516155093 is 390551615.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 298356529 + 217798564 = 17273^2 + 14758^2 .

It is a cyclic number.

It is not a de Polignac number, because 516155093 - 2⁴ = 516155077 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (516155033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 258077546 + 258077547.

It is an arithmetic number, because the mean of its divisors is an integer number (258077547).

Almost surely, 2^516155093 is an apocalyptic number.

It is an amenable number.

516155093 is a deficient number, since it is larger than the sum of its proper divisors (1).

516155093 is an equidigital number, since it uses as much as digits as its factorization.

516155093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20250, while the sum is 35.

The square root of 516155093 is about 22719.0469210308. The cubic root of 516155093 is about 802.1582829695.

The spelling of 516155093 in words is "five hundred sixteen million, one hundred fifty-five thousand, ninety-three".