1071422743 has 2 divisors, whose sum is σ = 1071422744. Its totient is φ = 1071422742.

The previous prime is 1071422741. The next prime is 1071422747. The reversal of 1071422743 is 3472241701.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1071422743 - 2¹ = 1071422741 is a prime.

It is a super-2 number, since 2×1071422743² = 2295893388435288098, which contains 22 as substring.

Together with 1071422741, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1071422741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 535711371 + 535711372.

It is an arithmetic number, because the mean of its divisors is an integer number (535711372).

Almost surely, 2^1071422743 is an apocalyptic number.

1071422743 is a deficient number, since it is larger than the sum of its proper divisors (1).

1071422743 is an equidigital number, since it uses as much as digits as its factorization.

1071422743 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9408, while the sum is 31.

The square root of 1071422743 is about 32732.5945045607. The cubic root of 1071422743 is about 1023.2622526170.

The spelling of 1071422743 in words is "one billion, seventy-one million, four hundred twenty-two thousand, seven hundred forty-three".