34260243581 has 2 divisors, whose sum is σ = 34260243582. Its totient is φ = 34260243580.

The previous prime is 34260243569. The next prime is 34260243601. The reversal of 34260243581 is 18534206243.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33317200900 + 943042681 = 182530^2 + 30709^2 .

It is a cyclic number.

It is not a de Polignac number, because 34260243581 - 2³⁰ = 33186501757 is a prime.

It is a super-2 number, since 2×34260243581² (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 (34260243481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17130121790 + 17130121791.

It is an arithmetic number, because the mean of its divisors is an integer number (17130121791).

Almost surely, 2^34260243581 is an apocalyptic number.

It is an amenable number.

34260243581 is a deficient number, since it is larger than the sum of its proper divisors (1).

34260243581 is an equidigital number, since it uses as much as digits as its factorization.

34260243581 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 138240, while the sum is 38.

The spelling of 34260243581 in words is "thirty-four billion, two hundred sixty million, two hundred forty-three thousand, five hundred eighty-one".