11431803434 has 16 divisors (see below), whose sum is σ = 17657934336. Its totient is φ = 5547285600.

The previous prime is 11431803433. The next prime is 11431803463. The reversal of 11431803434 is 43430813411.

11431803434 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11431803434² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11431803434.

It is not an unprimeable number, because it can be changed into a prime (11431803433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 349292 + ... + 380615.

It is an arithmetic number, because the mean of its divisors is an integer number (1103620896).

Almost surely, 2^11431803434 is an apocalyptic number.

11431803434 is a deficient number, since it is larger than the sum of its proper divisors (6226130902).

11431803434 is a wasteful number, since it uses less digits than its factorization.

11431803434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 730141.

The product of its (nonzero) digits is 13824, while the sum is 32.

The spelling of 11431803434 in words is "eleven billion, four hundred thirty-one million, eight hundred three thousand, four hundred thirty-four".