140741647757 has 2 divisors, whose sum is σ = 140741647758. Its totient is φ = 140741647756.

The previous prime is 140741647751. The next prime is 140741647789. The reversal of 140741647757 is 757746147041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 140489282761 + 252364996 = 374819^2 + 15886^2 .

It is a cyclic number.

It is not a de Polignac number, because 140741647757 - 2¹² = 140741643661 is a prime.

It is a super-2 number, since 2×140741647757² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 140741647699 and 140741647708.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140741647751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70370823878 + 70370823879.

It is an arithmetic number, because the mean of its divisors is an integer number (70370823879).

Almost surely, 2^140741647757 is an apocalyptic number.

It is an amenable number.

140741647757 is a deficient number, since it is larger than the sum of its proper divisors (1).

140741647757 is an equidigital number, since it uses as much as digits as its factorization.

140741647757 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4609920, while the sum is 53.

The spelling of 140741647757 in words is "one hundred forty billion, seven hundred forty-one million, six hundred forty-seven thousand, seven hundred fifty-seven".