11133143774 has 4 divisors (see below), whose sum is σ = 16699715664. Its totient is φ = 5566571886.

The previous prime is 11133143771. The next prime is 11133143783. The reversal of 11133143774 is 47734133111.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11133143771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2783285942 + ... + 2783285945.

It is an arithmetic number, because the mean of its divisors is an integer number (4174928916).

Almost surely, 2^11133143774 is an apocalyptic number.

11133143774 is a deficient number, since it is larger than the sum of its proper divisors (5566571890).

11133143774 is an equidigital number, since it uses as much as digits as its factorization.

11133143774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5566571889.

The product of its digits is 21168, while the sum is 35.

Adding to 11133143774 its reverse (47734133111), we get a palindrome (58867276885).

The spelling of 11133143774 in words is "eleven billion, one hundred thirty-three million, one hundred forty-three thousand, seven hundred seventy-four".