1412312243 has 4 divisors (see below), whose sum is σ = 1412387928. Its totient is φ = 1412236560.

The previous prime is 1412312233. The next prime is 1412312249. The reversal of 1412312243 is 3422132141.

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, and also an emirpimes, since its reverse is a distinct semiprime: 3422132141 = 373 ⋅9174617.

It is a cyclic number.

It is not a de Polignac number, because 1412312243 - 2⁴ = 1412312227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1412312249) 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, 12263 + ... + 54543.

It is an arithmetic number, because the mean of its divisors is an integer number (353096982).

Almost surely, 2^1412312243 is an apocalyptic number.

1412312243 is a deficient number, since it is larger than the sum of its proper divisors (75685).

1412312243 is an equidigital number, since it uses as much as digits as its factorization.

1412312243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75684.

The product of its digits is 1152, while the sum is 23.

The square root of 1412312243 is about 37580.7429809470. The cubic root of 1412312243 is about 1121.9587966499.

Adding to 1412312243 its reverse (3422132141), we get a palindrome (4834444384).

The spelling of 1412312243 in words is "one billion, four hundred twelve million, three hundred twelve thousand, two hundred forty-three".