12141947 has 2 divisors, whose sum is σ = 12141948. Its totient is φ = 12141946.

The previous prime is 12141937. The next prime is 12141959. The reversal of 12141947 is 74914121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12141947 - 2¹⁰ = 12140923 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12141937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6070973 + 6070974.

It is an arithmetic number, because the mean of its divisors is an integer number (6070974).

Almost surely, 2^12141947 is an apocalyptic number.

12141947 is a deficient number, since it is larger than the sum of its proper divisors (1).

12141947 is an equidigital number, since it uses as much as digits as its factorization.

12141947 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2016, while the sum is 29.

The square root of 12141947 is about 3484.5296669709. The cubic root of 12141947 is about 229.8420276295.

The spelling of 12141947 in words is "twelve million, one hundred forty-one thousand, nine hundred forty-seven".