2116032491 has 2 divisors, whose sum is σ = 2116032492. Its totient is φ = 2116032490.

The previous prime is 2116032481. The next prime is 2116032539. The reversal of 2116032491 is 1942306112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2116032491 - 2¹⁴ = 2116016107 is a prime.

It is not a weakly prime, because it can be changed into another prime (2116032481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1058016245 + 1058016246.

It is an arithmetic number, because the mean of its divisors is an integer number (1058016246).

Almost surely, 2^2116032491 is an apocalyptic number.

2116032491 is a deficient number, since it is larger than the sum of its proper divisors (1).

2116032491 is an equidigital number, since it uses as much as digits as its factorization.

2116032491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 2116032491 is about 46000.3531616878. The cubic root of 2116032491 is about 1283.8297755643.

The spelling of 2116032491 in words is "two billion, one hundred sixteen million, thirty-two thousand, four hundred ninety-one".