11117430 has 24 divisors (see below), whose sum is σ = 28905552. Its totient is φ = 2964624.

The previous prime is 11117423. The next prime is 11117443. The reversal of 11117430 is 3471111.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 61674 + ... + 61853.

It is an arithmetic number, because the mean of its divisors is an integer number (1204398).

Almost surely, 2^11117430 is an apocalyptic number.

11117430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11117430 is an abundant number, since it is smaller than the sum of its proper divisors (17788122).

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

11117430 is a wasteful number, since it uses less digits than its factorization.

11117430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123540 (or 123537 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 18.

The square root of 11117430 is about 3334.2810319468. The cubic root of 11117430 is about 223.1866094021.

Adding to 11117430 its reverse (3471111), we get a palindrome (14588541).

The spelling of 11117430 in words is "eleven million, one hundred seventeen thousand, four hundred thirty".