1444535445 has 8 divisors (see below), whose sum is σ = 2311256736. Its totient is φ = 770418896.

The previous prime is 1444535437. The next prime is 1444535453. The reversal of 1444535445 is 5445354441.

It is an interprime number because it is at equal distance from previous prime (1444535437) and next prime (1444535453).

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

It is a cyclic number.

It is not a de Polignac number, because 1444535445 - 2³ = 1444535437 is a prime.

It is a super-2 number, since 2×1444535445² = 4173365303722696050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48151167 + ... + 48151196.

It is an arithmetic number, because the mean of its divisors is an integer number (288907092).

Almost surely, 2^1444535445 is an apocalyptic number.

1444535445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1444535445 is a deficient number, since it is larger than the sum of its proper divisors (866721291).

1444535445 is an equidigital number, since it uses as much as digits as its factorization.

1444535445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96302371.

The product of its digits is 384000, while the sum is 39.

The square root of 1444535445 is about 38007.0446759545. The cubic root of 1444535445 is about 1130.4275524646.

Adding to 1444535445 its reverse (5445354441), we get a palindrome (6889889886).

The spelling of 1444535445 in words is "one billion, four hundred forty-four million, five hundred thirty-five thousand, four hundred forty-five".