2002723297 has 2 divisors, whose sum is σ = 2002723298. Its totient is φ = 2002723296.

The previous prime is 2002723277. The next prime is 2002723313. The reversal of 2002723297 is 7923272002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1350636001 + 652087296 = 36751^2 + 25536^2 .

It is a cyclic number.

It is not a de Polignac number, because 2002723297 - 2²³ = 1994334689 is a prime.

It is not a weakly prime, because it can be changed into another prime (2002723277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001361648 + 1001361649.

It is an arithmetic number, because the mean of its divisors is an integer number (1001361649).

Almost surely, 2^2002723297 is an apocalyptic number.

It is an amenable number.

2002723297 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002723297 is an equidigital number, since it uses as much as digits as its factorization.

2002723297 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21168, while the sum is 34.

The square root of 2002723297 is about 44751.7965784615. The cubic root of 2002723297 is about 1260.4926470711.

Adding to 2002723297 its reverse (7923272002), we get a palindrome (9925995299).

The spelling of 2002723297 in words is "two billion, two million, seven hundred twenty-three thousand, two hundred ninety-seven".