69993073 has 2 divisors, whose sum is σ = 69993074. Its totient is φ = 69993072.

The previous prime is 69993059. The next prime is 69993083. The reversal of 69993073 is 37039996.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 69755904 + 237169 = 8352^2 + 487^2 .

It is a cyclic number.

It is not a de Polignac number, because 69993073 - 2²⁵ = 36438641 is a prime.

It is not a weakly prime, because it can be changed into another prime (69993013) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34996536 + 34996537.

It is an arithmetic number, because the mean of its divisors is an integer number (34996537).

Almost surely, 2^69993073 is an apocalyptic number.

It is an amenable number.

69993073 is a deficient number, since it is larger than the sum of its proper divisors (1).

69993073 is an equidigital number, since it uses as much as digits as its factorization.

69993073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 275562, while the sum is 46.

The square root of 69993073 is about 8366.1862876701. The cubic root of 69993073 is about 412.1149351785.

The spelling of 69993073 in words is "sixty-nine million, nine hundred ninety-three thousand, seventy-three".