2140447079 has 2 divisors, whose sum is σ = 2140447080. Its totient is φ = 2140447078.

The previous prime is 2140447073. The next prime is 2140447123. The reversal of 2140447079 is 9707440412.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2140447079 - 2⁸ = 2140446823 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2140447073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1070223539 + 1070223540.

It is an arithmetic number, because the mean of its divisors is an integer number (1070223540).

Almost surely, 2^2140447079 is an apocalyptic number.

2140447079 is a deficient number, since it is larger than the sum of its proper divisors (1).

2140447079 is an equidigital number, since it uses as much as digits as its factorization.

2140447079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56448, while the sum is 38.

The square root of 2140447079 is about 46264.9660002037. The cubic root of 2140447079 is about 1288.7484765212.

The spelling of 2140447079 in words is "two billion, one hundred forty million, four hundred forty-seven thousand, seventy-nine".