30773117 has 2 divisors, whose sum is σ = 30773118. Its totient is φ = 30773116.

The previous prime is 30773081. The next prime is 30773129. The reversal of 30773117 is 71137703.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15570916 + 15202201 = 3946^2 + 3899^2 .

It is a cyclic number.

It is not a de Polignac number, because 30773117 - 2¹⁸ = 30510973 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 30773117.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30373117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15386558 + 15386559.

It is an arithmetic number, because the mean of its divisors is an integer number (15386559).

Almost surely, 2^30773117 is an apocalyptic number.

It is an amenable number.

30773117 is a deficient number, since it is larger than the sum of its proper divisors (1).

30773117 is an equidigital number, since it uses as much as digits as its factorization.

30773117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3087, while the sum is 29.

The square root of 30773117 is about 5547.3522512997. The cubic root of 30773117 is about 313.3698160578.

The spelling of 30773117 in words is "thirty million, seven hundred seventy-three thousand, one hundred seventeen".