140673231191 has 2 divisors, whose sum is σ = 140673231192. Its totient is φ = 140673231190.

The previous prime is 140673231157. The next prime is 140673231197. The reversal of 140673231191 is 191132376041.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 140673231191 - 2²² = 140669036887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140673231197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70336615595 + 70336615596.

It is an arithmetic number, because the mean of its divisors is an integer number (70336615596).

Almost surely, 2^140673231191 is an apocalyptic number.

140673231191 is a deficient number, since it is larger than the sum of its proper divisors (1).

140673231191 is an equidigital number, since it uses as much as digits as its factorization.

140673231191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 38.

The spelling of 140673231191 in words is "one hundred forty billion, six hundred seventy-three million, two hundred thirty-one thousand, one hundred ninety-one".