2097770393 has 2 divisors, whose sum is σ = 2097770394. Its totient is φ = 2097770392.

The previous prime is 2097770387. The next prime is 2097770431. The reversal of 2097770393 is 3930777902.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1316456089 + 781314304 = 36283^2 + 27952^2 .

It is a cyclic number.

It is not a de Polignac number, because 2097770393 - 2⁶ = 2097770329 is a prime.

It is not a weakly prime, because it can be changed into another prime (2097770293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1048885196 + 1048885197.

It is an arithmetic number, because the mean of its divisors is an integer number (1048885197).

Almost surely, 2^2097770393 is an apocalyptic number.

It is an amenable number.

2097770393 is a deficient number, since it is larger than the sum of its proper divisors (1).

2097770393 is an equidigital number, since it uses as much as digits as its factorization.

2097770393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 500094, while the sum is 47.

The square root of 2097770393 is about 45801.4234822456. The cubic root of 2097770393 is about 1280.1258000137.

The spelling of 2097770393 in words is "two billion, ninety-seven million, seven hundred seventy thousand, three hundred ninety-three".