39707917141 has 2 divisors, whose sum is σ = 39707917142. Its totient is φ = 39707917140.

The previous prime is 39707917129. The next prime is 39707917159. The reversal of 39707917141 is 14171970793.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39303062500 + 404854641 = 198250^2 + 20121^2 .

It is a cyclic number.

It is not a de Polignac number, because 39707917141 - 2⁷ = 39707917013 is a prime.

It is a super-2 number, since 2×39707917141² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (39707917441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19853958570 + 19853958571.

It is an arithmetic number, because the mean of its divisors is an integer number (19853958571).

Almost surely, 2^39707917141 is an apocalyptic number.

It is an amenable number.

39707917141 is a deficient number, since it is larger than the sum of its proper divisors (1).

39707917141 is an equidigital number, since it uses as much as digits as its factorization.

39707917141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 333396, while the sum is 49.

The spelling of 39707917141 in words is "thirty-nine billion, seven hundred seven million, nine hundred seventeen thousand, one hundred forty-one".