1334020043 has 4 divisors (see below), whose sum is σ = 1337842800. Its totient is φ = 1330197288.

The previous prime is 1334020027. The next prime is 1334020057. The reversal of 1334020043 is 3400204331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3400204331 = 47 ⋅72344773.

It is a cyclic number.

It is not a de Polignac number, because 1334020043 - 2⁴ = 1334020027 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1334019997 and 1334020024.

It is not an unprimeable number, because it can be changed into a prime (1334020543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1910855 + ... + 1911552.

It is an arithmetic number, because the mean of its divisors is an integer number (334460700).

Almost surely, 2^1334020043 is an apocalyptic number.

1334020043 is a deficient number, since it is larger than the sum of its proper divisors (3822757).

1334020043 is an equidigital number, since it uses as much as digits as its factorization.

1334020043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3822756.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 1334020043 is about 36524.2391159624. The cubic root of 1334020043 is about 1100.8313393148.

Adding to 1334020043 its reverse (3400204331), we get a palindrome (4734224374).

The spelling of 1334020043 in words is "one billion, three hundred thirty-four million, twenty thousand, forty-three".