1423412743 has 2 divisors, whose sum is σ = 1423412744. Its totient is φ = 1423412742.

The previous prime is 1423412729. The next prime is 1423412773. The reversal of 1423412743 is 3472143241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1423412743 - 2⁹ = 1423412231 is a prime.

It is a super-2 number, since 2×1423412743² = 4052207673869568098, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1423412773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 711706371 + 711706372.

It is an arithmetic number, because the mean of its divisors is an integer number (711706372).

Almost surely, 2^1423412743 is an apocalyptic number.

1423412743 is a deficient number, since it is larger than the sum of its proper divisors (1).

1423412743 is an equidigital number, since it uses as much as digits as its factorization.

1423412743 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16128, while the sum is 31.

The square root of 1423412743 is about 37728.1425861385. The cubic root of 1423412743 is about 1124.8905883390.

Adding to 1423412743 its reverse (3472143241), we get a palindrome (4895555984).

The spelling of 1423412743 in words is "one billion, four hundred twenty-three million, four hundred twelve thousand, seven hundred forty-three".