1434123743 has 16 divisors (see below), whose sum is σ = 1637462400. Its totient is φ = 1245080160.

The previous prime is 1434123709. The next prime is 1434123799. The reversal of 1434123743 is 3473214341.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1434123743 - 2¹⁰ = 1434122719 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1434123703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13448 + ... + 55218.

It is an arithmetic number, because the mean of its divisors is an integer number (102341400).

Almost surely, 2^1434123743 is an apocalyptic number.

1434123743 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1434123743 is a deficient number, since it is larger than the sum of its proper divisors (203338657).

1434123743 is a wasteful number, since it uses less digits than its factorization.

1434123743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41942.

The product of its digits is 24192, while the sum is 32.

The square root of 1434123743 is about 37869.8262869002. The cubic root of 1434123743 is about 1127.7050934098.

The spelling of 1434123743 in words is "one billion, four hundred thirty-four million, one hundred twenty-three thousand, seven hundred forty-three".