11142142274 has 8 divisors (see below), whose sum is σ = 16914577680. Its totient is φ = 5503949716.

The previous prime is 11142142273. The next prime is 11142142289. The reversal of 11142142274 is 47224124111.

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

It is not an unprimeable number, because it can be changed into a prime (11142142273) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33560504 + ... + 33560835.

It is an arithmetic number, because the mean of its divisors is an integer number (2114322210).

Almost surely, 2^11142142274 is an apocalyptic number.

11142142274 is a deficient number, since it is larger than the sum of its proper divisors (5772435406).

11142142274 is an equidigital number, since it uses as much as digits as its factorization.

11142142274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67121424.

The product of its digits is 3584, while the sum is 29.

Adding to 11142142274 its reverse (47224124111), we get a palindrome (58366266385).

The spelling of 11142142274 in words is "eleven billion, one hundred forty-two million, one hundred forty-two thousand, two hundred seventy-four".