61411056 has 80 divisors (see below), whose sum is σ = 182440704. Its totient is φ = 17436672.

The previous prime is 61411043. The next prime is 61411069. The reversal of 61411056 is 65011416.

61411056 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (61411043) and next prime (61411069).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 64375 + ... + 65321.

Almost surely, 2^61411056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 61411056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91220352).

61411056 is an abundant number, since it is smaller than the sum of its proper divisors (121029648).

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

61411056 is a wasteful number, since it uses less digits than its factorization.

61411056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1158 (or 1152 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 61411056 is about 7836.5206565159. The cubic root of 61411056 is about 394.5319585817.

The spelling of 61411056 in words is "sixty-one million, four hundred eleven thousand, fifty-six".