12069403 has 4 divisors (see below), whose sum is σ = 12077640. Its totient is φ = 12061168.

The previous prime is 12069401. The next prime is 12069413. The reversal of 12069403 is 30496021.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 30496021 = 563 ⋅54167.

It is a cyclic number.

It is not a de Polignac number, because 12069403 - 2¹ = 12069401 is a prime.

It is a Duffinian number.

It is a plaindrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (12069401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1258 + ... + 5071.

It is an arithmetic number, because the mean of its divisors is an integer number (3019410).

Almost surely, 2^12069403 is an apocalyptic number.

12069403 is a deficient number, since it is larger than the sum of its proper divisors (8237).

12069403 is an equidigital number, since it uses as much as digits as its factorization.

12069403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8236.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 12069403 is about 3474.1046328515. The cubic root of 12069403 is about 229.3833703484.

It can be divided in two parts, 1206 and 9403, that added together give a square (10609 = 103²).

The spelling of 12069403 in words is "twelve million, sixty-nine thousand, four hundred three".