11130420 has 48 divisors (see below), whose sum is σ = 35618688. Its totient is φ = 2544000.

The previous prime is 11130419. The next prime is 11130433. The reversal of 11130420 is 2403111.

It is a happy number.

11130420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 11130396 and 11130405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12831 + ... + 13670.

It is an arithmetic number, because the mean of its divisors is an integer number (742056).

Almost surely, 2^11130420 is an apocalyptic number.

11130420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11130420 is an abundant number, since it is smaller than the sum of its proper divisors (24488268).

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

11130420 is a wasteful number, since it uses less digits than its factorization.

11130420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26520 (or 26518 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 11130420 is about 3336.2284094468. The cubic root of 11130420 is about 223.2735019547.

Adding to 11130420 its reverse (2403111), we get a palindrome (13533531).

The spelling of 11130420 in words is "eleven million, one hundred thirty thousand, four hundred twenty".