1412021443 has 4 divisors (see below), whose sum is σ = 1613738800. Its totient is φ = 1210304088.

The previous prime is 1412021441. The next prime is 1412021447. The reversal of 1412021443 is 3441202141.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3441202141 = 13 ⋅264707857.

It is not a de Polignac number, because 1412021443 - 2¹ = 1412021441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1412021441) 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, 100858668 + ... + 100858681.

It is an arithmetic number, because the mean of its divisors is an integer number (403434700).

Almost surely, 2^1412021443 is an apocalyptic number.

1412021443 is a deficient number, since it is larger than the sum of its proper divisors (201717357).

1412021443 is an equidigital number, since it uses as much as digits as its factorization.

1412021443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201717356.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 1412021443 is about 37576.8737789614. The cubic root of 1412021443 is about 1121.8817862921.

Adding to 1412021443 its reverse (3441202141), we get a palindrome (4853223584).

The spelling of 1412021443 in words is "one billion, four hundred twelve million, twenty-one thousand, four hundred forty-three".