1412254421 has 4 divisors (see below), whose sum is σ = 1416795744. Its totient is φ = 1407713100.

The previous prime is 1412254399. The next prime is 1412254429. The reversal of 1412254421 is 1244522141.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1412254421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1412254429) 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, 2270195 + ... + 2270816.

It is an arithmetic number, because the mean of its divisors is an integer number (354198936).

Almost surely, 2^1412254421 is an apocalyptic number.

It is an amenable number.

1412254421 is a deficient number, since it is larger than the sum of its proper divisors (4541323).

1412254421 is an equidigital number, since it uses as much as digits as its factorization.

1412254421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4541322.

The product of its digits is 2560, while the sum is 26.

The square root of 1412254421 is about 37579.9736694958. The cubic root of 1412254421 is about 1121.9434849304.

Adding to 1412254421 its reverse (1244522141), we get a palindrome (2656776562).

The spelling of 1412254421 in words is "one billion, four hundred twelve million, two hundred fifty-four thousand, four hundred twenty-one".