12403533434 has 16 divisors (see below), whose sum is σ = 18877199040. Its totient is φ = 6111225120.

The previous prime is 12403533419. The next prime is 12403533437. The reversal of 12403533434 is 43433530421.

It is a self number, because there is not a number n which added to its sum of digits gives 12403533434.

It is not an unprimeable number, because it can be changed into a prime (12403533437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 262622 + ... + 306230.

It is an arithmetic number, because the mean of its divisors is an integer number (1179824940).

Almost surely, 2^12403533434 is an apocalyptic number.

12403533434 is a deficient number, since it is larger than the sum of its proper divisors (6473665606).

12403533434 is a wasteful number, since it uses less digits than its factorization.

12403533434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45685.

The product of its (nonzero) digits is 51840, while the sum is 32.

The spelling of 12403533434 in words is "twelve billion, four hundred three million, five hundred thirty-three thousand, four hundred thirty-four".