12670433 has 2 divisors, whose sum is σ = 12670434. Its totient is φ = 12670432.

The previous prime is 12670429. The next prime is 12670453. The reversal of 12670433 is 33407621.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12271009 + 399424 = 3503^2 + 632^2 .

It is a cyclic number.

It is not a de Polignac number, because 12670433 - 2² = 12670429 is a prime.

It is not a weakly prime, because it can be changed into another prime (12670403) 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 as a sum of consecutive naturals, namely, 6335216 + 6335217.

It is an arithmetic number, because the mean of its divisors is an integer number (6335217).

Almost surely, 2^12670433 is an apocalyptic number.

It is an amenable number.

12670433 is a deficient number, since it is larger than the sum of its proper divisors (1).

12670433 is an equidigital number, since it uses as much as digits as its factorization.

12670433 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 12670433 is about 3559.5551688378. Note that the first 3 decimals coincide. The cubic root of 12670433 is about 233.1294570613.

The spelling of 12670433 in words is "twelve million, six hundred seventy thousand, four hundred thirty-three".