11290120 has 16 divisors (see below), whose sum is σ = 25402860. Its totient is φ = 4516032.

The previous prime is 11290117. The next prime is 11290133. The reversal of 11290120 is 2109211.

It can be written as a sum of positive squares in 2 ways, for example, as 11249316 + 40804 = 3354^2 + 202^2 .

It is a super-2 number, since 2×11290120² = 254933619228800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11290094 and 11290103.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141087 + ... + 141166.

Almost surely, 2^11290120 is an apocalyptic number.

11290120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11290120 is an abundant number, since it is smaller than the sum of its proper divisors (14112740).

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

11290120 is a wasteful number, since it uses less digits than its factorization.

11290120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282264 (or 282260 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 16.

The square root of 11290120 is about 3360.0773800614. The cubic root of 11290120 is about 224.3362827389.

Adding to 11290120 its reverse (2109211), we get a palindrome (13399331).

The spelling of 11290120 in words is "eleven million, two hundred ninety thousand, one hundred twenty".