1334065445 has 4 divisors (see below), whose sum is σ = 1600878540. Its totient is φ = 1067252352.

The previous prime is 1334065441. The next prime is 1334065489. The reversal of 1334065445 is 5445604331.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 558944164 + 775121281 = 23642^2 + 27841^2 .

It is a cyclic number.

It is not a de Polignac number, because 1334065445 - 2² = 1334065441 is a prime.

It is a super-2 number, since 2×1334065445² = 3559461223086096050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1334065441) 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, 133406540 + ... + 133406549.

It is an arithmetic number, because the mean of its divisors is an integer number (400219635).

Almost surely, 2^1334065445 is an apocalyptic number.

It is an amenable number.

1334065445 is a deficient number, since it is larger than the sum of its proper divisors (266813095).

1334065445 is an equidigital number, since it uses as much as digits as its factorization.

1334065445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266813094.

The product of its (nonzero) digits is 86400, while the sum is 35.

The square root of 1334065445 is about 36524.8606431291. The cubic root of 1334065445 is about 1100.8438277272.

Adding to 1334065445 its reverse (5445604331), we get a palindrome (6779669776).

It can be divided in two parts, 133406 and 5445, that multiplied together give a triangular number (726395670 = T₃₈₁₁₅).

The spelling of 1334065445 in words is "one billion, three hundred thirty-four million, sixty-five thousand, four hundred forty-five".