1444814961 has 16 divisors (see below), whose sum is σ = 1991611008. Its totient is φ = 930960000.

The previous prime is 1444814941. The next prime is 1444814983. The reversal of 1444814961 is 1694184441.

It is not a de Polignac number, because 1444814961 - 2³⁰ = 371073137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1444814911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26340 + ... + 59861.

It is an arithmetic number, because the mean of its divisors is an integer number (124475688).

Almost surely, 2^1444814961 is an apocalyptic number.

It is an amenable number.

1444814961 is a deficient number, since it is larger than the sum of its proper divisors (546796047).

1444814961 is a wasteful number, since it uses less digits than its factorization.

1444814961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86392.

The product of its digits is 110592, while the sum is 42.

The square root of 1444814961 is about 38010.7216585005. The cubic root of 1444814961 is about 1130.5004599198.

The spelling of 1444814961 in words is "one billion, four hundred forty-four million, eight hundred fourteen thousand, nine hundred sixty-one".