2114539880891 has 2 divisors, whose sum is σ = 2114539880892. Its totient is φ = 2114539880890.

The previous prime is 2114539880867. The next prime is 2114539880897. The reversal of 2114539880891 is 1980889354112.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2114539880891 - 2¹⁸ = 2114539618747 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2114539880891.

It is not a weakly prime, because it can be changed into another prime (2114539880897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1057269940445 + 1057269940446.

It is an arithmetic number, because the mean of its divisors is an integer number (1057269940446).

Almost surely, 2^{2114539880891} is an apocalyptic number.

2114539880891 is a deficient number, since it is larger than the sum of its proper divisors (1).

2114539880891 is an equidigital number, since it uses as much as digits as its factorization.

2114539880891 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4976640, while the sum is 59.

The spelling of 2114539880891 in words is "two trillion, one hundred fourteen billion, five hundred thirty-nine million, eight hundred eighty thousand, eight hundred ninety-one".