12049571 has 2 divisors, whose sum is σ = 12049572. Its totient is φ = 12049570.

The previous prime is 12049567. The next prime is 12049573. The reversal of 12049571 is 17594021.

12049571 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12049571 - 2² = 12049567 is a prime.

It is a super-2 number, since 2×12049571² = 290384322568082, which contains 22 as substring.

Together with 12049573, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12049573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6024785 + 6024786.

It is an arithmetic number, because the mean of its divisors is an integer number (6024786).

Almost surely, 2^12049571 is an apocalyptic number.

12049571 is a deficient number, since it is larger than the sum of its proper divisors (1).

12049571 is an equidigital number, since it uses as much as digits as its factorization.

12049571 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2520, while the sum is 29.

The square root of 12049571 is about 3471.2491987756. The cubic root of 12049571 is about 229.2576633594.

The spelling of 12049571 in words is "twelve million, forty-nine thousand, five hundred seventy-one".