61326113 has 2 divisors, whose sum is σ = 61326114. Its totient is φ = 61326112.

The previous prime is 61326107. The next prime is 61326121. The reversal of 61326113 is 31162316.

It is a happy number.

61326113 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., 46403344 + 14922769 = 6812^2 + 3863^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-61326113 is a prime.

It is not a weakly prime, because it can be changed into another prime (61326103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30663056 + 30663057.

It is an arithmetic number, because the mean of its divisors is an integer number (30663057).

Almost surely, 2^61326113 is an apocalyptic number.

It is an amenable number.

61326113 is a deficient number, since it is larger than the sum of its proper divisors (1).

61326113 is an equidigital number, since it uses as much as digits as its factorization.

61326113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 648, while the sum is 23.

The square root of 61326113 is about 7831.0990927200. The cubic root of 61326113 is about 394.3499707678.

Adding to 61326113 its reverse (31162316), we get a palindrome (92488429).

The spelling of 61326113 in words is "sixty-one million, three hundred twenty-six thousand, one hundred thirteen".