10100047 has 2 divisors, whose sum is σ = 10100048. Its totient is φ = 10100046.

The previous prime is 10100011. The next prime is 10100089. The reversal of 10100047 is 74000101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10100047 - 2⁷ = 10099919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10100147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5050023 + 5050024.

It is an arithmetic number, because the mean of its divisors is an integer number (5050024).

Almost surely, 2^10100047 is an apocalyptic number.

10100047 is a deficient number, since it is larger than the sum of its proper divisors (1).

10100047 is an equidigital number, since it uses as much as digits as its factorization.

10100047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28, while the sum is 13.

The square root of 10100047 is about 3178.0571108777. The cubic root of 10100047 is about 216.1595685905.

Adding to 10100047 its reverse (74000101), we get a palindrome (84100148).

The spelling of 10100047 in words is "ten million, one hundred thousand, forty-seven".