11759442061 has 2 divisors, whose sum is σ = 11759442062. Its totient is φ = 11759442060.

The previous prime is 11759442041. The next prime is 11759442077. The reversal of 11759442061 is 16024495711.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11150092836 + 609349225 = 105594^2 + 24685^2 .

It is a cyclic number.

It is not a de Polignac number, because 11759442061 - 2⁹ = 11759441549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11759442041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5879721030 + 5879721031.

It is an arithmetic number, because the mean of its divisors is an integer number (5879721031).

Almost surely, 2^11759442061 is an apocalyptic number.

It is an amenable number.

11759442061 is a deficient number, since it is larger than the sum of its proper divisors (1).

11759442061 is an equidigital number, since it uses as much as digits as its factorization.

11759442061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 40.

The spelling of 11759442061 in words is "eleven billion, seven hundred fifty-nine million, four hundred forty-two thousand, sixty-one".