140124442091 has 2 divisors, whose sum is σ = 140124442092. Its totient is φ = 140124442090.

The previous prime is 140124442067. The next prime is 140124442099. The reversal of 140124442091 is 190244421041.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140124442091 is a prime.

It is not a weakly prime, because it can be changed into another prime (140124442099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70062221045 + 70062221046.

It is an arithmetic number, because the mean of its divisors is an integer number (70062221046).

Almost surely, 2^140124442091 is an apocalyptic number.

140124442091 is a deficient number, since it is larger than the sum of its proper divisors (1).

140124442091 is an equidigital number, since it uses as much as digits as its factorization.

140124442091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9216, while the sum is 32.

The spelling of 140124442091 in words is "one hundred forty billion, one hundred twenty-four million, four hundred forty-two thousand, ninety-one".