373993073 has 2 divisors, whose sum is σ = 373993074. Its totient is φ = 373993072.

The previous prime is 373993057. The next prime is 373993091. The reversal of 373993073 is 370399373.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 283989904 + 90003169 = 16852^2 + 9487^2 .

It is an emirp because it is prime and its reverse (370399373) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 373993073 - 2⁴ = 373993057 is a prime.

It is not a weakly prime, because it can be changed into another prime (373993033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 186996536 + 186996537.

It is an arithmetic number, because the mean of its divisors is an integer number (186996537).

Almost surely, 2^373993073 is an apocalyptic number.

It is an amenable number.

373993073 is a deficient number, since it is larger than the sum of its proper divisors (1).

373993073 is an equidigital number, since it uses as much as digits as its factorization.

373993073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 321489, while the sum is 44.

The square root of 373993073 is about 19338.9005116630. The cubic root of 373993073 is about 720.4787665770.

The spelling of 373993073 in words is "three hundred seventy-three million, nine hundred ninety-three thousand, seventy-three".