30773399 has 2 divisors, whose sum is σ = 30773400. Its totient is φ = 30773398.

The previous prime is 30773389. The next prime is 30773419. The reversal of 30773399 is 99337703.

It is a weak prime.

It is an emirp because it is prime and its reverse (99337703) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30773399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30773339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15386699 + 15386700.

It is an arithmetic number, because the mean of its divisors is an integer number (15386700).

Almost surely, 2^30773399 is an apocalyptic number.

30773399 is a deficient number, since it is larger than the sum of its proper divisors (1).

30773399 is an equidigital number, since it uses as much as digits as its factorization.

30773399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 107163, while the sum is 41.

The square root of 30773399 is about 5547.3776687729. The cubic root of 30773399 is about 313.3707732788.

The spelling of 30773399 in words is "thirty million, seven hundred seventy-three thousand, three hundred ninety-nine".