2114042891 has 2 divisors, whose sum is σ = 2114042892. Its totient is φ = 2114042890.

The previous prime is 2114042867. The next prime is 2114042897. The reversal of 2114042891 is 1982404112.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2114042891 - 2²⁶ = 2046934027 is a prime.

It is not a weakly prime, because it can be changed into another prime (2114042897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1057021445 + 1057021446.

It is an arithmetic number, because the mean of its divisors is an integer number (1057021446).

Almost surely, 2^2114042891 is an apocalyptic number.

2114042891 is a deficient number, since it is larger than the sum of its proper divisors (1).

2114042891 is an equidigital number, since it uses as much as digits as its factorization.

2114042891 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 32.

The square root of 2114042891 is about 45978.7221549273. The cubic root of 2114042891 is about 1283.4272756478.

The spelling of 2114042891 in words is "two billion, one hundred fourteen million, forty-two thousand, eight hundred ninety-one".