2140040119979 has 2 divisors, whose sum is σ = 2140040119980. Its totient is φ = 2140040119978.

The previous prime is 2140040119951. The next prime is 2140040120003. The reversal of 2140040119979 is 9799110400412.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2140040119979 - 2¹⁶ = 2140040054443 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (2140040119579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1070020059989 + 1070020059990.

It is an arithmetic number, because the mean of its divisors is an integer number (1070020059990).

Almost surely, 2^{2140040119979} is an apocalyptic number.

2140040119979 is a deficient number, since it is larger than the sum of its proper divisors (1).

2140040119979 is an equidigital number, since it uses as much as digits as its factorization.

2140040119979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 163296, while the sum is 47.

The spelling of 2140040119979 in words is "two trillion, one hundred forty billion, forty million, one hundred nineteen thousand, nine hundred seventy-nine".