11434321430 has 64 divisors (see below), whose sum is σ = 24581007360. Its totient is φ = 3744347904.

The previous prime is 11434321417. The next prime is 11434321501. The reversal of 11434321430 is 3412343411.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 11434321430.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1165586 + ... + 1175354.

It is an arithmetic number, because the mean of its divisors is an integer number (384078240).

Almost surely, 2^11434321430 is an apocalyptic number.

11434321430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11434321430 is an abundant number, since it is smaller than the sum of its proper divisors (13146685930).

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

11434321430 is a wasteful number, since it uses less digits than its factorization.

11434321430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10533.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 11434321430 its reverse (3412343411), we get a palindrome (14846664841).

The spelling of 11434321430 in words is "eleven billion, four hundred thirty-four million, three hundred twenty-one thousand, four hundred thirty".