55051112 has 8 divisors (see below), whose sum is σ = 103220850. Its totient is φ = 27525552.

The previous prime is 55051111. The next prime is 55051123. The reversal of 55051112 is 21115055.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 50324836 + 4726276 = 7094^2 + 2174^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (55051111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3440687 + ... + 3440702.

Almost surely, 2^55051112 is an apocalyptic number.

It is an amenable number.

55051112 is a deficient number, since it is larger than the sum of its proper divisors (48169738).

55051112 is a wasteful number, since it uses less digits than its factorization.

55051112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6881395 (or 6881391 counting only the distinct ones).

The product of its (nonzero) digits is 250, while the sum is 20.

The square root of 55051112 is about 7419.6436572116. The cubic root of 55051112 is about 380.4130135460.

Adding to 55051112 its reverse (21115055), we get a palindrome (76166167).

The spelling of 55051112 in words is "fifty-five million, fifty-one thousand, one hundred twelve".