47137339 has 2 divisors, whose sum is σ = 47137340. Its totient is φ = 47137338.

The previous prime is 47137333. The next prime is 47137361. The reversal of 47137339 is 93373174.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47137339 - 2¹⁵ = 47104571 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 47137298 and 47137307.

It is not a weakly prime, because it can be changed into another prime (47137333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23568669 + 23568670.

It is an arithmetic number, because the mean of its divisors is an integer number (23568670).

Almost surely, 2^47137339 is an apocalyptic number.

47137339 is a deficient number, since it is larger than the sum of its proper divisors (1).

47137339 is an equidigital number, since it uses as much as digits as its factorization.

47137339 is an evil number, because the sum of its binary digits is even.

The product of its digits is 47628, while the sum is 37.

The square root of 47137339 is about 6865.6637698041. The cubic root of 47137339 is about 361.2337786405.

The spelling of 47137339 in words is "forty-seven million, one hundred thirty-seven thousand, three hundred thirty-nine".