2087296291 has 2 divisors, whose sum is σ = 2087296292. Its totient is φ = 2087296290.

The previous prime is 2087296283. The next prime is 2087296301. The reversal of 2087296291 is 1926927802.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2087296291 - 2³ = 2087296283 is a prime.

It is not a weakly prime, because it can be changed into another prime (2087296241) 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, 1043648145 + 1043648146.

It is an arithmetic number, because the mean of its divisors is an integer number (1043648146).

Almost surely, 2^2087296291 is an apocalyptic number.

2087296291 is a deficient number, since it is larger than the sum of its proper divisors (1).

2087296291 is an equidigital number, since it uses as much as digits as its factorization.

2087296291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 217728, while the sum is 46.

The square root of 2087296291 is about 45686.9378597428. The cubic root of 2087296291 is about 1277.9917015322.

It can be divided in two parts, 2087 and 296291, that added together give a triangular number (298378 = T₇₇₂).

The spelling of 2087296291 in words is "two billion, eighty-seven million, two hundred ninety-six thousand, two hundred ninety-one".