140190983 has 2 divisors, whose sum is σ = 140190984. Its totient is φ = 140190982.

The previous prime is 140190943. The next prime is 140191033. The reversal of 140190983 is 389091041.

It is a weak prime.

It is an emirp because it is prime and its reverse (389091041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 140190983 - 2¹⁸ = 139928839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140190943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70095491 + 70095492.

It is an arithmetic number, because the mean of its divisors is an integer number (70095492).

Almost surely, 2^140190983 is an apocalyptic number.

140190983 is a deficient number, since it is larger than the sum of its proper divisors (1).

140190983 is an equidigital number, since it uses as much as digits as its factorization.

140190983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 35.

The square root of 140190983 is about 11840.2273204529. The cubic root of 140190983 is about 519.4854167340.

The spelling of 140190983 in words is "one hundred forty million, one hundred ninety thousand, nine hundred eighty-three".