104101961 has 2 divisors, whose sum is σ = 104101962. Its totient is φ = 104101960.

The previous prime is 104101951. The next prime is 104101981. The reversal of 104101961 is 169101401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 89661961 + 14440000 = 9469^2 + 3800^2 .

It is a cyclic number.

It is not a de Polignac number, because 104101961 - 2²⁶ = 36993097 is a prime.

It is not a weakly prime, because it can be changed into another prime (104101951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52050980 + 52050981.

It is an arithmetic number, because the mean of its divisors is an integer number (52050981).

Almost surely, 2^104101961 is an apocalyptic number.

It is an amenable number.

104101961 is a deficient number, since it is larger than the sum of its proper divisors (1).

104101961 is an equidigital number, since it uses as much as digits as its factorization.

104101961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 23.

The square root of 104101961 is about 10203.0368518398. The cubic root of 104101961 is about 470.4205696792.

The spelling of 104101961 in words is "one hundred four million, one hundred one thousand, nine hundred sixty-one".