1434019823 has 4 divisors (see below), whose sum is σ = 1434097320. Its totient is φ = 1433942328.

The previous prime is 1434019817. The next prime is 1434019871. The reversal of 1434019823 is 3289104341.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1434019823 - 2⁶ = 1434019759 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 (1434019123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7061 + ... + 54017.

It is an arithmetic number, because the mean of its divisors is an integer number (358524330).

Almost surely, 2^1434019823 is an apocalyptic number.

1434019823 is a deficient number, since it is larger than the sum of its proper divisors (77497).

1434019823 is an equidigital number, since it uses as much as digits as its factorization.

1434019823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77496.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 1434019823 is about 37868.4541934312. The cubic root of 1434019823 is about 1127.6778540254.

The spelling of 1434019823 in words is "one billion, four hundred thirty-four million, nineteen thousand, eight hundred twenty-three".