2074100891 has 2 divisors, whose sum is σ = 2074100892. Its totient is φ = 2074100890.

The previous prime is 2074100863. The next prime is 2074100983. The reversal of 2074100891 is 1980014702.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2074100891 is a prime.

It is not a weakly prime, because it can be changed into another prime (2074100191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1037050445 + 1037050446.

It is an arithmetic number, because the mean of its divisors is an integer number (1037050446).

Almost surely, 2^2074100891 is an apocalyptic number.

2074100891 is a deficient number, since it is larger than the sum of its proper divisors (1).

2074100891 is an equidigital number, since it uses as much as digits as its factorization.

2074100891 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 32.

The square root of 2074100891 is about 45542.2978230128. The cubic root of 2074100891 is about 1275.2929514722.

The spelling of 2074100891 in words is "two billion, seventy-four million, one hundred thousand, eight hundred ninety-one".