58103812311661 has 2 divisors, whose sum is σ = 58103812311662. Its totient is φ = 58103812311660.

The previous prime is 58103812311653. The next prime is 58103812311689. The reversal of 58103812311661 is 16611321830185.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30250550002500 + 27853262309161 = 5500050^2 + 5277619^2 .

It is a cyclic number.

It is not a de Polignac number, because 58103812311661 - 2³ = 58103812311653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (58103812311161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29051906155830 + 29051906155831.

It is an arithmetic number, because the mean of its divisors is an integer number (29051906155831).

Almost surely, 2^{58103812311661} is an apocalyptic number.

It is an amenable number.

58103812311661 is a deficient number, since it is larger than the sum of its proper divisors (1).

58103812311661 is an equidigital number, since it uses as much as digits as its factorization.

58103812311661 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 207360, while the sum is 46.

The spelling of 58103812311661 in words is "fifty-eight trillion, one hundred three billion, eight hundred twelve million, three hundred eleven thousand, six hundred sixty-one".