2097327091 has 2 divisors, whose sum is σ = 2097327092. Its totient is φ = 2097327090.

The previous prime is 2097327049. The next prime is 2097327119. The reversal of 2097327091 is 1907237902.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2097327091 - 2⁷ = 2097326963 is a prime.

It is not a weakly prime, because it can be changed into another prime (2097427091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1048663545 + 1048663546.

It is an arithmetic number, because the mean of its divisors is an integer number (1048663546).

Almost surely, 2^2097327091 is an apocalyptic number.

2097327091 is a deficient number, since it is larger than the sum of its proper divisors (1).

2097327091 is an equidigital number, since it uses as much as digits as its factorization.

2097327091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 47628, while the sum is 40.

The square root of 2097327091 is about 45796.5838354784. The cubic root of 2097327091 is about 1280.0356213638.

The spelling of 2097327091 in words is "two billion, ninety-seven million, three hundred twenty-seven thousand, ninety-one".