100611056 has 80 divisors (see below), whose sum is σ = 245650944. Its totient is φ = 38852352.

The previous prime is 100611053. The next prime is 100611127. The reversal of 100611056 is 650116001.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100611053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61805 + ... + 63411.

Almost surely, 2^100611056 is an apocalyptic number.

100611056 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 100611056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (122825472).

100611056 is an abundant number, since it is smaller than the sum of its proper divisors (145039888).

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

100611056 is a wasteful number, since it uses less digits than its factorization.

100611056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1678 (or 1672 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 100611056 is about 10030.5062683795. The cubic root of 100611056 is about 465.1023877516.

Adding to 100611056 its reverse (650116001), we get a palindrome (750727057).

The spelling of 100611056 in words is "one hundred million, six hundred eleven thousand, fifty-six".