61080113 has 2 divisors, whose sum is σ = 61080114. Its totient is φ = 61080112.

The previous prime is 61080109. The next prime is 61080161. The reversal of 61080113 is 31108016.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 59706529 + 1373584 = 7727^2 + 1172^2 .

It is a cyclic number.

It is not a de Polignac number, because 61080113 - 2² = 61080109 is a prime.

It is not a weakly prime, because it can be changed into another prime (61080713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30540056 + 30540057.

It is an arithmetic number, because the mean of its divisors is an integer number (30540057).

Almost surely, 2^61080113 is an apocalyptic number.

It is an amenable number.

61080113 is a deficient number, since it is larger than the sum of its proper divisors (1).

61080113 is an equidigital number, since it uses as much as digits as its factorization.

61080113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 61080113 is about 7815.3767023733. The cubic root of 61080113 is about 393.8219733050.

Adding to 61080113 its reverse (31108016), we get a palindrome (92188129).

The spelling of 61080113 in words is "sixty-one million, eighty thousand, one hundred thirteen".