94773139 has 2 divisors, whose sum is σ = 94773140. Its totient is φ = 94773138.

The previous prime is 94773137. The next prime is 94773157. The reversal of 94773139 is 93137749.

It is a weak prime.

It is an emirp because it is prime and its reverse (93137749) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 94773139 - 2¹ = 94773137 is a prime.

Together with 94773137, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 94773095 and 94773104.

It is not a weakly prime, because it can be changed into another prime (94773137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47386569 + 47386570.

It is an arithmetic number, because the mean of its divisors is an integer number (47386570).

Almost surely, 2^94773139 is an apocalyptic number.

94773139 is a deficient number, since it is larger than the sum of its proper divisors (1).

94773139 is an equidigital number, since it uses as much as digits as its factorization.

94773139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 142884, while the sum is 43.

The square root of 94773139 is about 9735.1496650026. The cubic root of 94773139 is about 455.9267653884.

The spelling of 94773139 in words is "ninety-four million, seven hundred seventy-three thousand, one hundred thirty-nine".