1334302421 has 4 divisors (see below), whose sum is σ = 1334375532. Its totient is φ = 1334229312.

The previous prime is 1334302391. The next prime is 1334302469. The reversal of 1334302421 is 1242034331.

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 can be written as a sum of positive squares in 2 ways, for example, as 12180100 + 1322122321 = 3490^2 + 36361^2 .

It is a cyclic number.

It is not a de Polignac number, because 1334302421 - 2⁶ = 1334302357 is a prime.

It is a super-2 number, since 2×1334302421² = 3560725901372922482, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1334301421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16175 + ... + 54131.

It is an arithmetic number, because the mean of its divisors is an integer number (333593883).

Almost surely, 2^1334302421 is an apocalyptic number.

It is an amenable number.

1334302421 is a deficient number, since it is larger than the sum of its proper divisors (73111).

1334302421 is an equidigital number, since it uses as much as digits as its factorization.

1334302421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73110.

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

The square root of 1334302421 is about 36528.1045360966. The cubic root of 1334302421 is about 1100.9090064691.

Adding to 1334302421 its reverse (1242034331), we get a palindrome (2576336752).

The spelling of 1334302421 in words is "one billion, three hundred thirty-four million, three hundred two thousand, four hundred twenty-one".