47143273 has 2 divisors, whose sum is σ = 47143274. Its totient is φ = 47143272.

The previous prime is 47143259. The next prime is 47143297. The reversal of 47143273 is 37234174.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44796249 + 2347024 = 6693^2 + 1532^2 .

It is a cyclic number.

It is not a de Polignac number, because 47143273 - 2⁹ = 47142761 is a prime.

It is not a weakly prime, because it can be changed into another prime (47143223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23571636 + 23571637.

It is an arithmetic number, because the mean of its divisors is an integer number (23571637).

Almost surely, 2^47143273 is an apocalyptic number.

It is an amenable number.

47143273 is a deficient number, since it is larger than the sum of its proper divisors (1).

47143273 is an equidigital number, since it uses as much as digits as its factorization.

47143273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14112, while the sum is 31.

The square root of 47143273 is about 6866.0959066998. The cubic root of 47143273 is about 361.2489362724.

Subtracting from 47143273 its reverse (37234174), we obtain a palindrome (9909099).

The spelling of 47143273 in words is "forty-seven million, one hundred forty-three thousand, two hundred seventy-three".