12045346633 has 4 divisors (see below), whose sum is σ = 12370896580. Its totient is φ = 11719796688.

The previous prime is 12045346619. The next prime is 12045346669. The reversal of 12045346633 is 33664354021.

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

It can be written as a sum of positive squares in 2 ways, for example, as 11191947264 + 853399369 = 105792^2 + 29213^2 .

It is a cyclic number.

It is not a de Polignac number, because 12045346633 - 2⁵ = 12045346601 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37), and also a Moran number because the ratio is a prime number: 325549909 = 12045346633 / (1 + 2 + 0 + 4 + 5 + 3 + 4 + 6 + 6 + 3 + 3).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12045346592 and 12045346601.

It is not an unprimeable number, because it can be changed into a prime (12045346673) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162774918 + ... + 162774991.

It is an arithmetic number, because the mean of its divisors is an integer number (3092724145).

Almost surely, 2^12045346633 is an apocalyptic number.

It is an amenable number.

12045346633 is a deficient number, since it is larger than the sum of its proper divisors (325549947).

12045346633 is an equidigital number, since it uses as much as digits as its factorization.

12045346633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325549946.

The product of its (nonzero) digits is 155520, while the sum is 37.

The spelling of 12045346633 in words is "twelve billion, forty-five million, three hundred forty-six thousand, six hundred thirty-three".