2091412079 has 2 divisors, whose sum is σ = 2091412080. Its totient is φ = 2091412078.

The previous prime is 2091412021. The next prime is 2091412121. The reversal of 2091412079 is 9702141902.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2091412079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2091412979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1045706039 + 1045706040.

It is an arithmetic number, because the mean of its divisors is an integer number (1045706040).

Almost surely, 2^2091412079 is an apocalyptic number.

2091412079 is a deficient number, since it is larger than the sum of its proper divisors (1).

2091412079 is an equidigital number, since it uses as much as digits as its factorization.

2091412079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 35.

The square root of 2091412079 is about 45731.9590549104. The cubic root of 2091412079 is about 1278.8311430434.

The spelling of 2091412079 in words is "two billion, ninety-one million, four hundred twelve thousand, seventy-nine".