2040659279 has 2 divisors, whose sum is σ = 2040659280. Its totient is φ = 2040659278.

The previous prime is 2040659239. The next prime is 2040659297. The reversal of 2040659279 is 9729560402.

Together with next prime (2040659297) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2040659279 - 2²⁸ = 1772223823 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2040659239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1020329639 + 1020329640.

It is an arithmetic number, because the mean of its divisors is an integer number (1020329640).

Almost surely, 2^2040659279 is an apocalyptic number.

2040659279 is a deficient number, since it is larger than the sum of its proper divisors (1).

2040659279 is an equidigital number, since it uses as much as digits as its factorization.

2040659279 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 272160, while the sum is 44.

The square root of 2040659279 is about 45173.6569141795. The cubic root of 2040659279 is about 1268.4017506385.

The spelling of 2040659279 in words is "two billion, forty million, six hundred fifty-nine thousand, two hundred seventy-nine".