11412520 has 32 divisors (see below), whose sum is σ = 29347200. Its totient is φ = 3912768.

The previous prime is 11412509. The next prime is 11412523. The reversal of 11412520 is 2521411.

It is a super-2 number, since 2×11412520² = 260491225500800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11412494 and 11412503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11412523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20100 + ... + 20659.

It is an arithmetic number, because the mean of its divisors is an integer number (917100).

Almost surely, 2^11412520 is an apocalyptic number.

11412520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11412520 is an abundant number, since it is smaller than the sum of its proper divisors (17934680).

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

11412520 is a wasteful number, since it uses less digits than its factorization.

11412520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40777 (or 40773 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 16.

The square root of 11412520 is about 3378.2421464424. The cubic root of 11412520 is about 225.1440723367.

Adding to 11412520 its reverse (2521411), we get a palindrome (13933931).

The spelling of 11412520 in words is "eleven million, four hundred twelve thousand, five hundred twenty".