140243002481177 has 2 divisors, whose sum is σ = 140243002481178. Its totient is φ = 140243002481176.

The previous prime is 140243002481159. The next prime is 140243002481191. The reversal of 140243002481177 is 771184200342041.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 75766213775641 + 64476788705536 = 8704379^2 + 8029744^2 .

It is a cyclic number.

It is not a de Polignac number, because 140243002481177 - 2²² = 140242998286873 is a prime.

It is not a weakly prime, because it can be changed into another prime (140243002481137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70121501240588 + 70121501240589.

It is an arithmetic number, because the mean of its divisors is an integer number (70121501240589).

Almost surely, 2^{140243002481177} is an apocalyptic number.

It is an amenable number.

140243002481177 is a deficient number, since it is larger than the sum of its proper divisors (1).

140243002481177 is an equidigital number, since it uses as much as digits as its factorization.

140243002481177 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 301056, while the sum is 44.

The spelling of 140243002481177 in words is "one hundred forty trillion, two hundred forty-three billion, two million, four hundred eighty-one thousand, one hundred seventy-seven".