412187947 has 4 divisors (see below), whose sum is σ = 412243216. Its totient is φ = 412132680.

The previous prime is 412187939. The next prime is 412187989. The reversal of 412187947 is 749781214.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 412187947 - 2³ = 412187939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (415187947) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14304 + ... + 32077.

It is an arithmetic number, because the mean of its divisors is an integer number (103060804).

Almost surely, 2^412187947 is an apocalyptic number.

412187947 is a deficient number, since it is larger than the sum of its proper divisors (55269).

412187947 is an equidigital number, since it uses as much as digits as its factorization.

412187947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55268.

The product of its digits is 112896, while the sum is 43.

The square root of 412187947 is about 20302.4123443496. The cubic root of 412187947 is about 744.2150175111.

The spelling of 412187947 in words is "four hundred twelve million, one hundred eighty-seven thousand, nine hundred forty-seven".