556105093 has 2 divisors, whose sum is σ = 556105094. Its totient is φ = 556105092.

The previous prime is 556105051. The next prime is 556105103. The reversal of 556105093 is 390501655.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 515426209 + 40678884 = 22703^2 + 6378^2 .

It is a cyclic number.

It is not a de Polignac number, because 556105093 - 2¹⁷ = 555974021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (556105393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278052546 + 278052547.

It is an arithmetic number, because the mean of its divisors is an integer number (278052547).

Almost surely, 2^556105093 is an apocalyptic number.

It is an amenable number.

556105093 is a deficient number, since it is larger than the sum of its proper divisors (1).

556105093 is an equidigital number, since it uses as much as digits as its factorization.

556105093 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 34.

The square root of 556105093 is about 23581.8806077887. The cubic root of 556105093 is about 822.3416572957.

The spelling of 556105093 in words is "five hundred fifty-six million, one hundred five thousand, ninety-three".