140743613 has 2 divisors, whose sum is σ = 140743614. Its totient is φ = 140743612.

The previous prime is 140743607. The next prime is 140743633. The reversal of 140743613 is 316347041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 129095044 + 11648569 = 11362^2 + 3413^2 .

It is an emirp because it is prime and its reverse (316347041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 140743613 - 2¹⁴ = 140727229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140743633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70371806 + 70371807.

It is an arithmetic number, because the mean of its divisors is an integer number (70371807).

Almost surely, 2^140743613 is an apocalyptic number.

It is an amenable number.

140743613 is a deficient number, since it is larger than the sum of its proper divisors (1).

140743613 is an equidigital number, since it uses as much as digits as its factorization.

140743613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 140743613 is about 11863.5413346943. The cubic root of 140743613 is about 520.1671220721.

The spelling of 140743613 in words is "one hundred forty million, seven hundred forty-three thousand, six hundred thirteen".