140122123395979 has 2 divisors, whose sum is σ = 140122123395980. Its totient is φ = 140122123395978.

The previous prime is 140122123395913. The next prime is 140122123396009. The reversal of 140122123395979 is 979593321221041.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 140122123395979 - 2⁷ = 140122123395851 is a prime.

It is a super-3 number, since 3×140122123395979³ (a number of 43 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (140122127395979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70061061697989 + 70061061697990.

It is an arithmetic number, because the mean of its divisors is an integer number (70061061697990).

Almost surely, 2^{140122123395979} is an apocalyptic number.

140122123395979 is a deficient number, since it is larger than the sum of its proper divisors (1).

140122123395979 is an equidigital number, since it uses as much as digits as its factorization.

140122123395979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7348320, while the sum is 58.

The spelling of 140122123395979 in words is "one hundred forty trillion, one hundred twenty-two billion, one hundred twenty-three million, three hundred ninety-five thousand, nine hundred seventy-nine".