47051047 has 2 divisors, whose sum is σ = 47051048. Its totient is φ = 47051046.

The previous prime is 47051041. The next prime is 47051051. The reversal of 47051047 is 74015074.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 47051047 - 2²³ = 38662439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47051041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23525523 + 23525524.

It is an arithmetic number, because the mean of its divisors is an integer number (23525524).

Almost surely, 2^47051047 is an apocalyptic number.

47051047 is a deficient number, since it is larger than the sum of its proper divisors (1).

47051047 is an equidigital number, since it uses as much as digits as its factorization.

47051047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3920, while the sum is 28.

The square root of 47051047 is about 6859.3765751707. The cubic root of 47051047 is about 361.0132130430.

The spelling of 47051047 in words is "forty-seven million, fifty-one thousand, forty-seven".