6903393659161 has 2 divisors, whose sum is σ = 6903393659162. Its totient is φ = 6903393659160.

The previous prime is 6903393659153. The next prime is 6903393659189. The reversal of 6903393659161 is 1619563933096.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6275526010000 + 627867649161 = 2505100^2 + 792381^2 .

It is a cyclic number.

It is not a de Polignac number, because 6903393659161 - 2³ = 6903393659153 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6903393659161.

It is not a weakly prime, because it can be changed into another prime (6903393654161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3451696829580 + 3451696829581.

It is an arithmetic number, because the mean of its divisors is an integer number (3451696829581).

Almost surely, 2^{6903393659161} is an apocalyptic number.

It is an amenable number.

6903393659161 is a deficient number, since it is larger than the sum of its proper divisors (1).

6903393659161 is an equidigital number, since it uses as much as digits as its factorization.

6903393659161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21257640, while the sum is 61.

The spelling of 6903393659161 in words is "six trillion, nine hundred three billion, three hundred ninety-three million, six hundred fifty-nine thousand, one hundred sixty-one".