2638284743 has 2 divisors, whose sum is σ = 2638284744. Its totient is φ = 2638284742.

The previous prime is 2638284707. The next prime is 2638284799. The reversal of 2638284743 is 3474828362.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2638284743 - 2¹² = 2638280647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2638283743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1319142371 + 1319142372.

It is an arithmetic number, because the mean of its divisors is an integer number (1319142372).

Almost surely, 2^2638284743 is an apocalyptic number.

2638284743 is a deficient number, since it is larger than the sum of its proper divisors (1).

2638284743 is an equidigital number, since it uses as much as digits as its factorization.

2638284743 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1548288, while the sum is 47.

The square root of 2638284743 is about 51364.2360305300. The cubic root of 2638284743 is about 1381.7852591382.

The spelling of 2638284743 in words is "two billion, six hundred thirty-eight million, two hundred eighty-four thousand, seven hundred forty-three".