103851047 has 4 divisors (see below), whose sum is σ = 103999896. Its totient is φ = 103702200.

The previous prime is 103851037. The next prime is 103851053. The reversal of 103851047 is 740158301.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103851047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103851037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73373 + ... + 74774.

It is an arithmetic number, because the mean of its divisors is an integer number (25999974).

Almost surely, 2^103851047 is an apocalyptic number.

103851047 is a deficient number, since it is larger than the sum of its proper divisors (148849).

103851047 is an equidigital number, since it uses as much as digits as its factorization.

103851047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148848.

The product of its (nonzero) digits is 3360, while the sum is 29.

The square root of 103851047 is about 10190.7333887213. The cubic root of 103851047 is about 470.0423185073.

The spelling of 103851047 in words is "one hundred three million, eight hundred fifty-one thousand, forty-seven".