140180028817 has 2 divisors, whose sum is σ = 140180028818. Its totient is φ = 140180028816.

The previous prime is 140180028727. The next prime is 140180028823. The reversal of 140180028817 is 718820081041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 101873318976 + 38306709841 = 319176^2 + 195721^2 .

It is a cyclic number.

It is not a de Polignac number, because 140180028817 - 2⁷ = 140180028689 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 140180028817.

It is not a weakly prime, because it can be changed into another prime (140180028827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70090014408 + 70090014409.

It is an arithmetic number, because the mean of its divisors is an integer number (70090014409).

Almost surely, 2^140180028817 is an apocalyptic number.

It is an amenable number.

140180028817 is a deficient number, since it is larger than the sum of its proper divisors (1).

140180028817 is an equidigital number, since it uses as much as digits as its factorization.

140180028817 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28672, while the sum is 40.

The spelling of 140180028817 in words is "one hundred forty billion, one hundred eighty million, twenty-eight thousand, eight hundred seventeen".