10185947 has 2 divisors, whose sum is σ = 10185948. Its totient is φ = 10185946.

The previous prime is 10185893. The next prime is 10185977. The reversal of 10185947 is 74958101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10185947 - 2¹² = 10181851 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (10185977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5092973 + 5092974.

It is an arithmetic number, because the mean of its divisors is an integer number (5092974).

Almost surely, 2^10185947 is an apocalyptic number.

10185947 is a deficient number, since it is larger than the sum of its proper divisors (1).

10185947 is an equidigital number, since it uses as much as digits as its factorization.

10185947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 35.

The square root of 10185947 is about 3191.5430437329. The cubic root of 10185947 is about 216.7706454244.

The spelling of 10185947 in words is "ten million, one hundred eighty-five thousand, nine hundred forty-seven".