12049151 has 2 divisors, whose sum is σ = 12049152. Its totient is φ = 12049150.

The previous prime is 12049133. The next prime is 12049153. The reversal of 12049151 is 15194021.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12049151 - 2¹⁸ = 11787007 is a prime.

Together with 12049153, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12049153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6024575 + 6024576.

It is an arithmetic number, because the mean of its divisors is an integer number (6024576).

Almost surely, 2^12049151 is an apocalyptic number.

12049151 is a deficient number, since it is larger than the sum of its proper divisors (1).

12049151 is an equidigital number, since it uses as much as digits as its factorization.

12049151 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 23.

The square root of 12049151 is about 3471.1887012953. The cubic root of 12049151 is about 229.2549996591.

The spelling of 12049151 in words is "twelve million, forty-nine thousand, one hundred fifty-one".