1446421465 has 8 divisors (see below), whose sum is σ = 1736329608. Its totient is φ = 1156721280.

The previous prime is 1446421441. The next prime is 1446421513. The reversal of 1446421465 is 5641246441.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 292681 + 1446128784 = 541^2 + 38028^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1446421465 - 2⁷ = 1446421337 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36252 + ... + 64861.

It is an arithmetic number, because the mean of its divisors is an integer number (217041201).

Almost surely, 2^1446421465 is an apocalyptic number.

It is an amenable number.

1446421465 is a deficient number, since it is larger than the sum of its proper divisors (289908143).

1446421465 is a wasteful number, since it uses less digits than its factorization.

1446421465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103979.

The product of its digits is 92160, while the sum is 37.

The square root of 1446421465 is about 38031.8480355609. The cubic root of 1446421465 is about 1130.9193095862.

The spelling of 1446421465 in words is "one billion, four hundred forty-six million, four hundred twenty-one thousand, four hundred sixty-five".