61457112 has 24 divisors (see below), whose sum is σ = 166446540. Its totient is φ = 20485680.

The previous prime is 61457093. The next prime is 61457117. The reversal of 61457112 is 21175416.

It is a happy number.

61457112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61457117) 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, 426714 + ... + 426857.

Almost surely, 2^61457112 is an apocalyptic number.

It is an amenable number.

61457112 is an abundant number, since it is smaller than the sum of its proper divisors (104989428).

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

61457112 is a wasteful number, since it uses less digits than its factorization.

61457112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 853583 (or 853576 counting only the distinct ones).

The product of its digits is 1680, while the sum is 27.

The square root of 61457112 is about 7839.4586547797. The cubic root of 61457112 is about 394.6305620176.

The spelling of 61457112 in words is "sixty-one million, four hundred fifty-seven thousand, one hundred twelve".