11053620 has 36 divisors (see below), whose sum is σ = 33529860. Its totient is φ = 2947584.

The previous prime is 11053619. The next prime is 11053631. The reversal of 11053620 is 2635011.

11053620 is a `hidden beast` number, since 110 + 536 + 20 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 8088336 + 2965284 = 2844^2 + 1722^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 11053593 and 11053602.

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, 30525 + ... + 30884.

It is an arithmetic number, because the mean of its divisors is an integer number (931385).

Almost surely, 2^11053620 is an apocalyptic number.

11053620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11053620 is an abundant number, since it is smaller than the sum of its proper divisors (22476240).

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

11053620 is a wasteful number, since it uses less digits than its factorization.

11053620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61424 (or 61419 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 11053620 is about 3324.6984825695. The cubic root of 11053620 is about 222.7587865497.

Adding to 11053620 its reverse (2635011), we get a palindrome (13688631).

The spelling of 11053620 in words is "eleven million, fifty-three thousand, six hundred twenty".