11404143434 has 32 divisors (see below), whose sum is σ = 17769227520. Its totient is φ = 5485439232.

The previous prime is 11404143397. The next prime is 11404143449. The reversal of 11404143434 is 43434140411.

It is a junction number, because it is equal to n+sod(n) for n = 11404143397 and 11404143406.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3103022 + ... + 3106694.

It is an arithmetic number, because the mean of its divisors is an integer number (555288360).

Almost surely, 2^11404143434 is an apocalyptic number.

11404143434 is a deficient number, since it is larger than the sum of its proper divisors (6365084086).

11404143434 is a wasteful number, since it uses less digits than its factorization.

11404143434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4254.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 11404143434 its reverse (43434140411), we get a palindrome (54838283845).

The spelling of 11404143434 in words is "eleven billion, four hundred four million, one hundred forty-three thousand, four hundred thirty-four".