11142021434 has 8 divisors (see below), whose sum is σ = 16924589760. Its totient is φ = 5500491516.

The previous prime is 11142021421. The next prime is 11142021467. The reversal of 11142021434 is 43412024111.

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

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, 35259404 + ... + 35259719.

It is an arithmetic number, because the mean of its divisors is an integer number (2115573720).

Almost surely, 2^11142021434 is an apocalyptic number.

11142021434 is a deficient number, since it is larger than the sum of its proper divisors (5782568326).

11142021434 is an equidigital number, since it uses as much as digits as its factorization.

11142021434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70519204.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 11142021434 its reverse (43412024111), we get a palindrome (54554045545).

The spelling of 11142021434 in words is "eleven billion, one hundred forty-two million, twenty-one thousand, four hundred thirty-four".