12016507 has 2 divisors, whose sum is σ = 12016508. Its totient is φ = 12016506.

The previous prime is 12016481. The next prime is 12016541. The reversal of 12016507 is 70561021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12016507 - 2¹⁵ = 11983739 is a prime.

It is not a weakly prime, because it can be changed into another prime (12016547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6008253 + 6008254.

It is an arithmetic number, because the mean of its divisors is an integer number (6008254).

Almost surely, 2^12016507 is an apocalyptic number.

12016507 is a deficient number, since it is larger than the sum of its proper divisors (1).

12016507 is an equidigital number, since it uses as much as digits as its factorization.

12016507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 420, while the sum is 22.

The square root of 12016507 is about 3466.4833765648. The cubic root of 12016507 is about 229.0477770683.

Adding to 12016507 its reverse (70561021), we get a palindrome (82577528).

The spelling of 12016507 in words is "twelve million, sixteen thousand, five hundred seven".