2040215297 has 2 divisors, whose sum is σ = 2040215298. Its totient is φ = 2040215296.

The previous prime is 2040215293. The next prime is 2040215311. The reversal of 2040215297 is 7925120402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1542211441 + 498003856 = 39271^2 + 22316^2 .

It is a cyclic number.

It is not a de Polignac number, because 2040215297 - 2² = 2040215293 is a prime.

It is a super-2 number, since 2×2040215297² = 8324956916225596418, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2040215293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1020107648 + 1020107649.

It is an arithmetic number, because the mean of its divisors is an integer number (1020107649).

Almost surely, 2^2040215297 is an apocalyptic number.

It is an amenable number.

2040215297 is a deficient number, since it is larger than the sum of its proper divisors (1).

2040215297 is an equidigital number, since it uses as much as digits as its factorization.

2040215297 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 2040215297 is about 45168.7424775142. The cubic root of 2040215297 is about 1268.3097561219.

Adding to 2040215297 its reverse (7925120402), we get a palindrome (9965335699).

The spelling of 2040215297 in words is "two billion, forty million, two hundred fifteen thousand, two hundred ninety-seven".