61033113 has 6 divisors (see below), whose sum is σ = 88158954. Its totient is φ = 40688736.

The previous prime is 61033103. The next prime is 61033127. The reversal of 61033113 is 31133016.

61033113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 57335184 + 3697929 = 7572^2 + 1923^2 .

It is not a de Polignac number, because 61033113 - 2⁴ = 61033097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (61033103) 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 in 5 ways as a sum of consecutive naturals, for example, 3390720 + ... + 3390737.

It is an arithmetic number, because the mean of its divisors is an integer number (14693159).

Almost surely, 2^61033113 is an apocalyptic number.

It is an amenable number.

61033113 is a deficient number, since it is larger than the sum of its proper divisors (27125841).

61033113 is a wasteful number, since it uses less digits than its factorization.

61033113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6781463 (or 6781460 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

The square root of 61033113 is about 7812.3692309056. The cubic root of 61033113 is about 393.7209345136.

Adding to 61033113 its reverse (31133016), we get a palindrome (92166129).

It can be divided in two parts, 6103 and 3113, that added together give a square (9216 = 96²).

The spelling of 61033113 in words is "sixty-one million, thirty-three thousand, one hundred thirteen".