2087705479 has 2 divisors, whose sum is σ = 2087705480. Its totient is φ = 2087705478.

The previous prime is 2087705471. The next prime is 2087705483. The reversal of 2087705479 is 9745077802.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2087705479 - 2³ = 2087705471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2087705471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1043852739 + 1043852740.

It is an arithmetic number, because the mean of its divisors is an integer number (1043852740).

Almost surely, 2^2087705479 is an apocalyptic number.

2087705479 is a deficient number, since it is larger than the sum of its proper divisors (1).

2087705479 is an equidigital number, since it uses as much as digits as its factorization.

2087705479 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 987840, while the sum is 49.

The square root of 2087705479 is about 45691.4158130387. The cubic root of 2087705479 is about 1278.0752074377.

The spelling of 2087705479 in words is "two billion, eighty-seven million, seven hundred five thousand, four hundred seventy-nine".