539373366061 has 2 divisors, whose sum is σ = 539373366062. Its totient is φ = 539373366060.

The previous prime is 539373366013. The next prime is 539373366089. The reversal of 539373366061 is 160663373935.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 511805744836 + 27567621225 = 715406^2 + 166035^2 .

It is a cyclic number.

It is not a de Polignac number, because 539373366061 - 2¹⁷ = 539373234989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (539373366001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269686683030 + 269686683031.

It is an arithmetic number, because the mean of its divisors is an integer number (269686683031).

Almost surely, 2^539373366061 is an apocalyptic number.

It is an amenable number.

539373366061 is a deficient number, since it is larger than the sum of its proper divisors (1).

539373366061 is an equidigital number, since it uses as much as digits as its factorization.

539373366061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5511240, while the sum is 52.

The spelling of 539373366061 in words is "five hundred thirty-nine billion, three hundred seventy-three million, three hundred sixty-six thousand, sixty-one".