40245032743 has 2 divisors, whose sum is σ = 40245032744. Its totient is φ = 40245032742.

The previous prime is 40245032701. The next prime is 40245032747. The reversal of 40245032743 is 34723054204.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40245032743 - 2²¹ = 40242935591 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40245032699 and 40245032708.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40245032747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20122516371 + 20122516372.

It is an arithmetic number, because the mean of its divisors is an integer number (20122516372).

Almost surely, 2^40245032743 is an apocalyptic number.

40245032743 is a deficient number, since it is larger than the sum of its proper divisors (1).

40245032743 is an equidigital number, since it uses as much as digits as its factorization.

40245032743 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 80640, while the sum is 34.

Adding to 40245032743 its reverse (34723054204), we get a palindrome (74968086947).

The spelling of 40245032743 in words is "forty billion, two hundred forty-five million, thirty-two thousand, seven hundred forty-three".