1414066456421 has 4 divisors (see below), whose sum is σ = 1414277234700. Its totient is φ = 1413855678144.

The previous prime is 1414066456399. The next prime is 1414066456457. The reversal of 1414066456421 is 1246546604141.

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 1260037680196 + 154028776225 = 1122514^2 + 392465^2 .

It is a cyclic number.

It is not a de Polignac number, because 1414066456421 - 2²² = 1414062262117 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 (1414066456921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105379076 + ... + 105392493.

It is an arithmetic number, because the mean of its divisors is an integer number (353569308675).

Almost surely, 2^{1414066456421} is an apocalyptic number.

It is an amenable number.

1414066456421 is a deficient number, since it is larger than the sum of its proper divisors (210778279).

1414066456421 is an equidigital number, since it uses as much as digits as its factorization.

1414066456421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210778278.

The product of its (nonzero) digits is 552960, while the sum is 44.

The spelling of 1414066456421 in words is "one trillion, four hundred fourteen billion, sixty-six million, four hundred fifty-six thousand, four hundred twenty-one".