12051404306 has 4 divisors (see below), whose sum is σ = 18077106462. Its totient is φ = 6025702152.

The previous prime is 12051404221. The next prime is 12051404333. The reversal of 12051404306 is 60340415021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 8705823025 + 3345581281 = 93305^2 + 57841^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3012851075 + ... + 3012851078.

Almost surely, 2^12051404306 is an apocalyptic number.

12051404306 is a deficient number, since it is larger than the sum of its proper divisors (6025702156).

12051404306 is an equidigital number, since it uses as much as digits as its factorization.

12051404306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6025702155.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 12051404306 its reverse (60340415021), we get a palindrome (72391819327).

The spelling of 12051404306 in words is "twelve billion, fifty-one million, four hundred four thousand, three hundred six".