12137633 has 2 divisors, whose sum is σ = 12137634. Its totient is φ = 12137632.

The previous prime is 12137627. The next prime is 12137651. The reversal of 12137633 is 33673121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11607649 + 529984 = 3407^2 + 728^2 .

It is a cyclic number.

It is not a de Polignac number, because 12137633 - 2⁴ = 12137617 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (12137603) 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, 6068816 + 6068817.

It is an arithmetic number, because the mean of its divisors is an integer number (6068817).

Almost surely, 2^12137633 is an apocalyptic number.

It is an amenable number.

12137633 is a deficient number, since it is larger than the sum of its proper divisors (1).

12137633 is an equidigital number, since it uses as much as digits as its factorization.

12137633 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2268, while the sum is 26.

The square root of 12137633 is about 3483.9105901271. The cubic root of 12137633 is about 229.8148036607.

The spelling of 12137633 in words is "twelve million, one hundred thirty-seven thousand, six hundred thirty-three".