2040168307 has 2 divisors, whose sum is σ = 2040168308. Its totient is φ = 2040168306.

The previous prime is 2040168281. The next prime is 2040168313. The reversal of 2040168307 is 7038610402.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2040168307 is a prime.

It is not a weakly prime, because it can be changed into another prime (2040168407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1020084153 + 1020084154.

It is an arithmetic number, because the mean of its divisors is an integer number (1020084154).

Almost surely, 2^2040168307 is an apocalyptic number.

2040168307 is a deficient number, since it is larger than the sum of its proper divisors (1).

2040168307 is an equidigital number, since it uses as much as digits as its factorization.

2040168307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 2040168307 is about 45168.2223139233. Note that the first 3 decimals coincide. The cubic root of 2040168307 is about 1268.3000188598.

Adding to 2040168307 its reverse (7038610402), we get a palindrome (9078778709).

The spelling of 2040168307 in words is "two billion, forty million, one hundred sixty-eight thousand, three hundred seven".