12047533 has 8 divisors (see below), whose sum is σ = 12525408. Its totient is φ = 11577744.

The previous prime is 12047531. The next prime is 12047549. The reversal of 12047533 is 33574021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12047533 - 2¹ = 12047531 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12047498 and 12047507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12047531) 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, 1110 + ... + 5032.

It is an arithmetic number, because the mean of its divisors is an integer number (1565676).

Almost surely, 2^12047533 is an apocalyptic number.

It is an amenable number.

12047533 is a deficient number, since it is larger than the sum of its proper divisors (477875).

12047533 is an equidigital number, since it uses as much as digits as its factorization.

12047533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4043.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 12047533 is about 3470.9556320990. The cubic root of 12047533 is about 229.2447374922.

The spelling of 12047533 in words is "twelve million, forty-seven thousand, five hundred thirty-three".