140254400017 has 2 divisors, whose sum is σ = 140254400018. Its totient is φ = 140254400016.

The previous prime is 140254399981. The next prime is 140254400047. The reversal of 140254400017 is 710004452041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 90507112336 + 49747287681 = 300844^2 + 223041^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140254400017 is a prime.

It is not a weakly prime, because it can be changed into another prime (140254400047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70127200008 + 70127200009.

It is an arithmetic number, because the mean of its divisors is an integer number (70127200009).

Almost surely, 2^140254400017 is an apocalyptic number.

It is an amenable number.

140254400017 is a deficient number, since it is larger than the sum of its proper divisors (1).

140254400017 is an equidigital number, since it uses as much as digits as its factorization.

140254400017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4480, while the sum is 28.

Adding to 140254400017 its reverse (710004452041), we get a palindrome (850258852058).

The spelling of 140254400017 in words is "one hundred forty billion, two hundred fifty-four million, four hundred thousand, seventeen".