12150851 has 2 divisors, whose sum is σ = 12150852. Its totient is φ = 12150850.

The previous prime is 12150841. The next prime is 12150889. The reversal of 12150851 is 15805121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12150851 - 2¹⁰ = 12149827 is a prime.

It is not a weakly prime, because it can be changed into another prime (12150841) 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, 6075425 + 6075426.

It is an arithmetic number, because the mean of its divisors is an integer number (6075426).

Almost surely, 2^12150851 is an apocalyptic number.

12150851 is a deficient number, since it is larger than the sum of its proper divisors (1).

12150851 is an equidigital number, since it uses as much as digits as its factorization.

12150851 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 400, while the sum is 23.

The square root of 12150851 is about 3485.8070801466. The cubic root of 12150851 is about 229.8981969123.

Adding to 12150851 its reverse (15805121), we get a palindrome (27955972).

The spelling of 12150851 in words is "twelve million, one hundred fifty thousand, eight hundred fifty-one".