11142345 has 16 divisors (see below), whose sum is σ = 17971200. Its totient is φ = 5894784.

The previous prime is 11142331. The next prime is 11142353. The reversal of 11142345 is 54324111.

It is not a de Polignac number, because 11142345 - 2¹⁰ = 11141321 is a prime.

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, 1020 + ... + 4829.

It is an arithmetic number, because the mean of its divisors is an integer number (1123200).

Almost surely, 2^11142345 is an apocalyptic number.

11142345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11142345 is a deficient number, since it is larger than the sum of its proper divisors (6828855).

11142345 is a wasteful number, since it uses less digits than its factorization.

11142345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5984.

The product of its digits is 480, while the sum is 21.

The square root of 11142345 is about 3338.0151287854. The cubic root of 11142345 is about 223.3532110225.

Adding to 11142345 its reverse (54324111), we get a palindrome (65466456).

The spelling of 11142345 in words is "eleven million, one hundred forty-two thousand, three hundred forty-five".