11404321434 has 24 divisors (see below), whose sum is σ = 26955669312. Its totient is φ = 3455854920.

The previous prime is 11404321433. The next prime is 11404321471. The reversal of 11404321434 is 43412340411.

11404321434 is a `hidden beast` number, since 11 + 404 + 3 + 214 + 34 = 666.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11404321398 and 11404321407.

It is not an unprimeable number, because it can be changed into a prime (11404321433) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28798594 + ... + 28798989.

It is an arithmetic number, because the mean of its divisors is an integer number (1123152888).

Almost surely, 2^11404321434 is an apocalyptic number.

11404321434 is an abundant number, since it is smaller than the sum of its proper divisors (15551347878).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11404321434 is a wasteful number, since it uses less digits than its factorization.

11404321434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57597602 (or 57597599 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 11404321434 its reverse (43412340411), we get a palindrome (54816661845).

The spelling of 11404321434 in words is "eleven billion, four hundred four million, three hundred twenty-one thousand, four hundred thirty-four".