1334324021 has 4 divisors (see below), whose sum is σ = 1334543532. Its totient is φ = 1334104512.

The previous prime is 1334324011. The next prime is 1334324053. The reversal of 1334324021 is 1204234331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1204234331 = 20753 ⋅58027.

It can be written as a sum of positive squares in 2 ways, for example, as 854100625 + 480223396 = 29225^2 + 21914^2 .

It is a cyclic number.

It is not a de Polignac number, because 1334324021 - 2⁶ = 1334323957 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1334324011) 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, 100370 + ... + 112883.

It is an arithmetic number, because the mean of its divisors is an integer number (333635883).

Almost surely, 2^1334324021 is an apocalyptic number.

It is an amenable number.

1334324021 is a deficient number, since it is larger than the sum of its proper divisors (219511).

1334324021 is an equidigital number, since it uses as much as digits as its factorization.

1334324021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219510.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 1334324021 is about 36528.4001976544. The cubic root of 1334324021 is about 1100.9149470280.

Adding to 1334324021 its reverse (1204234331), we get a palindrome (2538558352).

The spelling of 1334324021 in words is "one billion, three hundred thirty-four million, three hundred twenty-four thousand, twenty-one".