13651056 has 60 divisors (see below), whose sum is σ = 39036192. Its totient is φ = 4451328.

The previous prime is 13651031. The next prime is 13651109. The reversal of 13651056 is 65015631.

It is a happy number.

13651056 is a `hidden beast` number, since 1 + 3 + 651 + 0 + 5 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5760 + ... + 7776.

Almost surely, 2^13651056 is an apocalyptic number.

13651056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13651056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19518096).

13651056 is an abundant number, since it is smaller than the sum of its proper divisors (25385136).

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

13651056 is a wasteful number, since it uses less digits than its factorization.

13651056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2078 (or 2069 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The square root of 13651056 is about 3694.7335492563. The cubic root of 13651056 is about 238.9949638009.

Adding to 13651056 its reverse (65015631), we get a palindrome (78666687).

The spelling of 13651056 in words is "thirteen million, six hundred fifty-one thousand, fifty-six".