61113834 has 36 divisors (see below), whose sum is σ = 136861218. Its totient is φ = 19708560.

The previous prime is 61113791. The next prime is 61113851. The reversal of 61113834 is 43831116.

61113834 is a `hidden beast` number, since 611 + 13 + 8 + 34 = 666.

61113834 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., 43599609 + 17514225 = 6603^2 + 4185^2 .

It is a junction number, because it is equal to n+sod(n) for n = 61113798 and 61113807.

It is an unprimeable number.

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 17 ways as a sum of consecutive naturals, for example, 15532 + ... + 19064.

Almost surely, 2^61113834 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 61113834, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68430609).

61113834 is an abundant number, since it is smaller than the sum of its proper divisors (75747384).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61113834 is a wasteful number, since it uses less digits than its factorization.

61113834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3603 (or 3569 counting only the distinct ones).

The product of its digits is 1728, while the sum is 27.

The square root of 61113834 is about 7817.5337543243. The cubic root of 61113834 is about 393.8944334833.

The spelling of 61113834 in words is "sixty-one million, one hundred thirteen thousand, eight hundred thirty-four".