140253214991 has 2 divisors, whose sum is σ = 140253214992. Its totient is φ = 140253214990.

The previous prime is 140253214963. The next prime is 140253215027. The reversal of 140253214991 is 199412352041.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 140253214991 - 2¹⁴ = 140253198607 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140253214931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70126607495 + 70126607496.

It is an arithmetic number, because the mean of its divisors is an integer number (70126607496).

Almost surely, 2^140253214991 is an apocalyptic number.

140253214991 is a deficient number, since it is larger than the sum of its proper divisors (1).

140253214991 is an equidigital number, since it uses as much as digits as its factorization.

140253214991 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 41.

The spelling of 140253214991 in words is "one hundred forty billion, two hundred fifty-three million, two hundred fourteen thousand, nine hundred ninety-one".