104111977 has 2 divisors, whose sum is σ = 104111978. Its totient is φ = 104111976.

The previous prime is 104111971. The next prime is 104112023. The reversal of 104111977 is 779111401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 103550976 + 561001 = 10176^2 + 749^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-104111977 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (104111971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52055988 + 52055989.

It is an arithmetic number, because the mean of its divisors is an integer number (52055989).

Almost surely, 2^104111977 is an apocalyptic number.

It is an amenable number.

104111977 is a deficient number, since it is larger than the sum of its proper divisors (1).

104111977 is an equidigital number, since it uses as much as digits as its factorization.

104111977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1764, while the sum is 31.

The square root of 104111977 is about 10203.5276742899. The cubic root of 104111977 is about 470.4356561108.

The spelling of 104111977 in words is "one hundred four million, one hundred eleven thousand, nine hundred seventy-seven".