140023440191 has 2 divisors, whose sum is σ = 140023440192. Its totient is φ = 140023440190.

The previous prime is 140023440163. The next prime is 140023440233. The reversal of 140023440191 is 191044320041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 140023440191 - 2⁶ = 140023440127 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140023440691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70011720095 + 70011720096.

It is an arithmetic number, because the mean of its divisors is an integer number (70011720096).

Almost surely, 2^140023440191 is an apocalyptic number.

140023440191 is a deficient number, since it is larger than the sum of its proper divisors (1).

140023440191 is an equidigital number, since it uses as much as digits as its factorization.

140023440191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 29.

The spelling of 140023440191 in words is "one hundred forty billion, twenty-three million, four hundred forty thousand, one hundred ninety-one".