12156033 has 16 divisors (see below), whose sum is σ = 16793856. Its totient is φ = 7816320.

The previous prime is 12156031. The next prime is 12156043. The reversal of 12156033 is 33065121.

12156033 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12156033 - 2¹ = 12156031 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12156031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9703 + ... + 10883.

It is an arithmetic number, because the mean of its divisors is an integer number (1049616).

Almost surely, 2^12156033 is an apocalyptic number.

It is an amenable number.

12156033 is a deficient number, since it is larger than the sum of its proper divisors (4637823).

12156033 is a wasteful number, since it uses less digits than its factorization.

12156033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1304.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 12156033 is about 3486.5503007988. The cubic root of 12156033 is about 229.9308739964.

The spelling of 12156033 in words is "twelve million, one hundred fifty-six thousand, thirty-three".