11203142 has 8 divisors (see below), whose sum is σ = 16993800. Its totient is φ = 5538544.

The previous prime is 11203123. The next prime is 11203151. The reversal of 11203142 is 24130211.

11203142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 31292 + ... + 31647.

It is an arithmetic number, because the mean of its divisors is an integer number (2124225).

Almost surely, 2^11203142 is an apocalyptic number.

11203142 is a deficient number, since it is larger than the sum of its proper divisors (5790658).

11203142 is an equidigital number, since it uses as much as digits as its factorization.

11203142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63030.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 11203142 is about 3347.1094992545. The cubic root of 11203142 is about 223.7587086069.

Adding to 11203142 its reverse (24130211), we get a palindrome (35333353).

The spelling of 11203142 in words is "eleven million, two hundred three thousand, one hundred forty-two".