47082313 has 2 divisors, whose sum is σ = 47082314. Its totient is φ = 47082312.

The previous prime is 47082293. The next prime is 47082319. The reversal of 47082313 is 31328074.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24681024 + 22401289 = 4968^2 + 4733^2 .

It is a cyclic number.

It is not a de Polignac number, because 47082313 - 2⁵ = 47082281 is a prime.

It is equal to p_2836270 and since 47082313 and 2836270 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (47082319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23541156 + 23541157.

It is an arithmetic number, because the mean of its divisors is an integer number (23541157).

Almost surely, 2^47082313 is an apocalyptic number.

It is an amenable number.

47082313 is a deficient number, since it is larger than the sum of its proper divisors (1).

47082313 is an equidigital number, since it uses as much as digits as its factorization.

47082313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 47082313 is about 6861.6552667705. The cubic root of 47082313 is about 361.0931612450.

It can be divided in two parts, 4708 and 2313, that added together give a triangular number (7021 = T₁₁₈).

The spelling of 47082313 in words is "forty-seven million, eighty-two thousand, three hundred thirteen".