47144183 has 2 divisors, whose sum is σ = 47144184. Its totient is φ = 47144182.

The previous prime is 47144177. The next prime is 47144191. The reversal of 47144183 is 38144174.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47144183 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47144683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23572091 + 23572092.

It is an arithmetic number, because the mean of its divisors is an integer number (23572092).

Almost surely, 2^47144183 is an apocalyptic number.

47144183 is a deficient number, since it is larger than the sum of its proper divisors (1).

47144183 is an equidigital number, since it uses as much as digits as its factorization.

47144183 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10752, while the sum is 32.

The square root of 47144183 is about 6866.1621740241. The cubic root of 47144183 is about 361.2512606366.

Subtracting from 47144183 its reverse (38144174), we obtain a palindrome (9000009).

The spelling of 47144183 in words is "forty-seven million, one hundred forty-four thousand, one hundred eighty-three".