11319958061 has 2 divisors, whose sum is σ = 11319958062. Its totient is φ = 11319958060.

The previous prime is 11319958021. The next prime is 11319958121. The reversal of 11319958061 is 16085991311.

11319958061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6786629161 + 4533328900 = 82381^2 + 67330^2 .

It is a cyclic number.

It is not a de Polignac number, because 11319958061 - 2³⁰ = 10246216237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11319958021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5659979030 + 5659979031.

It is an arithmetic number, because the mean of its divisors is an integer number (5659979031).

Almost surely, 2^11319958061 is an apocalyptic number.

It is an amenable number.

11319958061 is a deficient number, since it is larger than the sum of its proper divisors (1).

11319958061 is an equidigital number, since it uses as much as digits as its factorization.

11319958061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 58320, while the sum is 44.

The spelling of 11319958061 in words is "eleven billion, three hundred nineteen million, nine hundred fifty-eight thousand, sixty-one".