8145743 has 2 divisors, whose sum is σ = 8145744. Its totient is φ = 8145742.

The previous prime is 8145733. The next prime is 8145773. The reversal of 8145743 is 3475418.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8145743 - 2⁴ = 8145727 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8145713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4072871 + 4072872.

It is an arithmetic number, because the mean of its divisors is an integer number (4072872).

Almost surely, 2^8145743 is an apocalyptic number.

8145743 is a deficient number, since it is larger than the sum of its proper divisors (1).

8145743 is an equidigital number, since it uses as much as digits as its factorization.

8145743 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13440, while the sum is 32.

The square root of 8145743 is about 2854.0748063076. The cubic root of 8145743 is about 201.2072233967.

It can be divided in two parts, 8145 and 743, that added together give a palindrome (8888).

The spelling of 8145743 in words is "eight million, one hundred forty-five thousand, seven hundred forty-three".