11310000061 has 2 divisors, whose sum is σ = 11310000062. Its totient is φ = 11310000060.

The previous prime is 11310000007. The next prime is 11310000071. The reversal of 11310000061 is 16000001311.

It is a happy number.

11310000061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8191336036 + 3118664025 = 90506^2 + 55845^2 .

It is a cyclic number.

It is not a de Polignac number, because 11310000061 - 2⁹ = 11309999549 is a prime.

It is a super-2 number, since 2×11310000061² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11309999996 and 11310000050.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11310000071) 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, 5655000030 + 5655000031.

It is an arithmetic number, because the mean of its divisors is an integer number (5655000031).

Almost surely, 2^11310000061 is an apocalyptic number.

It is an amenable number.

11310000061 is a deficient number, since it is larger than the sum of its proper divisors (1).

11310000061 is an equidigital number, since it uses as much as digits as its factorization.

11310000061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 11310000061 its reverse (16000001311), we get a palindrome (27310001372).

The spelling of 11310000061 in words is "eleven billion, three hundred ten million, sixty-one", and thus it is an aban number.