11310142 has 4 divisors (see below), whose sum is σ = 16965216. Its totient is φ = 5655070.

The previous prime is 11310139. The next prime is 11310157. The reversal of 11310142 is 24101311.

11310142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24101311 = 13 ⋅1853947.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2827534 + ... + 2827537.

It is an arithmetic number, because the mean of its divisors is an integer number (4241304).

Almost surely, 2^11310142 is an apocalyptic number.

11310142 is a deficient number, since it is larger than the sum of its proper divisors (5655074).

11310142 is an equidigital number, since it uses as much as digits as its factorization.

11310142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5655073.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 11310142 is about 3363.0554559805. The cubic root of 11310142 is about 224.4688177484.

Adding to 11310142 its reverse (24101311), we get a palindrome (35411453).

The spelling of 11310142 in words is "eleven million, three hundred ten thousand, one hundred forty-two".