2040435247 has 2 divisors, whose sum is σ = 2040435248. Its totient is φ = 2040435246.

The previous prime is 2040435227. The next prime is 2040435301. The reversal of 2040435247 is 7425340402.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2040435247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2040435227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1020217623 + 1020217624.

It is an arithmetic number, because the mean of its divisors is an integer number (1020217624).

Almost surely, 2^2040435247 is an apocalyptic number.

2040435247 is a deficient number, since it is larger than the sum of its proper divisors (1).

2040435247 is an equidigital number, since it uses as much as digits as its factorization.

2040435247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26880, while the sum is 31.

The square root of 2040435247 is about 45171.1771708465. The cubic root of 2040435247 is about 1268.3553321463.

Adding to 2040435247 its reverse (7425340402), we get a palindrome (9465775649).

The spelling of 2040435247 in words is "two billion, forty million, four hundred thirty-five thousand, two hundred forty-seven".