61701136 has 20 divisors (see below), whose sum is σ = 136624192. Its totient is φ = 26443296.

The previous prime is 61701091. The next prime is 61701139. The reversal of 61701136 is 63110716.

It is a happy number.

61701136 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 61701136.

It is not an unprimeable number, because it can be changed into a prime (61701139) 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 3 ways as a sum of consecutive naturals, for example, 275340 + ... + 275563.

Almost surely, 2^61701136 is an apocalyptic number.

It is an amenable number.

61701136 is an abundant number, since it is smaller than the sum of its proper divisors (74923056).

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

61701136 is a wasteful number, since it uses less digits than its factorization.

61701136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550918 (or 550912 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 25.

The square root of 61701136 is about 7855.0070655602. The cubic root of 61701136 is about 395.1521840557.

The spelling of 61701136 in words is "sixty-one million, seven hundred one thousand, one hundred thirty-six".