140097689423 has 2 divisors, whose sum is σ = 140097689424. Its totient is φ = 140097689422.

The previous prime is 140097689383. The next prime is 140097689429. The reversal of 140097689423 is 324986790041.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 140097689423 - 2⁶ = 140097689359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140097689429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70048844711 + 70048844712.

It is an arithmetic number, because the mean of its divisors is an integer number (70048844712).

Almost surely, 2^140097689423 is an apocalyptic number.

140097689423 is a deficient number, since it is larger than the sum of its proper divisors (1).

140097689423 is an equidigital number, since it uses as much as digits as its factorization.

140097689423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2612736, while the sum is 53.

The spelling of 140097689423 in words is "one hundred forty billion, ninety-seven million, six hundred eighty-nine thousand, four hundred twenty-three".