47105315 has 4 divisors (see below), whose sum is σ = 56526384. Its totient is φ = 37684248.

The previous prime is 47105291. The next prime is 47105321. The reversal of 47105315 is 51350174.

47105315 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 47105315 - 2⁸ = 47105059 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 4710527 + ... + 4710536.

It is an arithmetic number, because the mean of its divisors is an integer number (14131596).

Almost surely, 2^47105315 is an apocalyptic number.

47105315 is a deficient number, since it is larger than the sum of its proper divisors (9421069).

47105315 is an equidigital number, since it uses as much as digits as its factorization.

47105315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9421068.

The product of its (nonzero) digits is 2100, while the sum is 26.

The square root of 47105315 is about 6863.3311882788. The cubic root of 47105315 is about 361.1519555290.

Adding to 47105315 its reverse (51350174), we get a palindrome (98455489).

The spelling of 47105315 in words is "forty-seven million, one hundred five thousand, three hundred fifteen".