1444542361 has 2 divisors, whose sum is σ = 1444542362. Its totient is φ = 1444542360.

The previous prime is 1444542331. The next prime is 1444542391. The reversal of 1444542361 is 1632454441.

It is a balanced prime because it is at equal distance from previous prime (1444542331) and next prime (1444542391).

It can be written as a sum of positive squares in only one way, i.e., 1298881600 + 145660761 = 36040^2 + 12069^2 .

It is an emirp because it is prime and its reverse (1632454441) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1444542361 - 2⁵ = 1444542329 is a prime.

It is a super-3 number, since 3×1444542361³ (a number of 28 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (1444542331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 722271180 + 722271181.

It is an arithmetic number, because the mean of its divisors is an integer number (722271181).

Almost surely, 2^1444542361 is an apocalyptic number.

It is an amenable number.

1444542361 is a deficient number, since it is larger than the sum of its proper divisors (1).

1444542361 is an equidigital number, since it uses as much as digits as its factorization.

1444542361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46080, while the sum is 34.

The square root of 1444542361 is about 38007.1356589786. The cubic root of 1444542361 is about 1130.4293565104.

The spelling of 1444542361 in words is "one billion, four hundred forty-four million, five hundred forty-two thousand, three hundred sixty-one".