47137 has 2 divisors, whose sum is σ = 47138. Its totient is φ = 47136.

The previous prime is 47129. The next prime is 47143. The reversal of 47137 is 73174.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24336 + 22801 = 156^2 + 151^2 .

It is a cyclic number.

It is not a de Polignac number, because 47137 - 2³ = 47129 is a prime.

It is a nialpdrome in base 16.

It is not a weakly prime, because it can be changed into another prime (47147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23568 + 23569.

It is an arithmetic number, because the mean of its divisors is an integer number (23569).

2⁴⁷¹³⁷ is an apocalyptic number.

It is an amenable number.

47137 is a deficient number, since it is larger than the sum of its proper divisors (1).

47137 is an equidigital number, since it uses as much as digits as its factorization.

47137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 588, while the sum is 22.

The square root of 47137 is about 217.1105709080. The cubic root of 47137 is about 36.1232912671.

The spelling of 47137 in words is "forty-seven thousand, one hundred thirty-seven".