47001173 has 2 divisors, whose sum is σ = 47001174. Its totient is φ = 47001172.

The previous prime is 47001169. The next prime is 47001181. The reversal of 47001173 is 37110074.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28536964 + 18464209 = 5342^2 + 4297^2 .

It is a cyclic number.

It is not a de Polignac number, because 47001173 - 2² = 47001169 is a prime.

It is a super-2 number, since 2×47001173² = 4418220526751858, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47001973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23500586 + 23500587.

It is an arithmetic number, because the mean of its divisors is an integer number (23500587).

Almost surely, 2^47001173 is an apocalyptic number.

It is an amenable number.

47001173 is a deficient number, since it is larger than the sum of its proper divisors (1).

47001173 is an equidigital number, since it uses as much as digits as its factorization.

47001173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 588, while the sum is 23.

The square root of 47001173 is about 6855.7401496848. The cubic root of 47001173 is about 360.8856102251.

It can be divided in two parts, 47001 and 173, that added together give a palindrome (47174).

The spelling of 47001173 in words is "forty-seven million, one thousand, one hundred seventy-three".