1449083641 has 2 divisors, whose sum is σ = 1449083642. Its totient is φ = 1449083640.

The previous prime is 1449083639. The next prime is 1449083677. The reversal of 1449083641 is 1463809441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1447041600 + 2042041 = 38040^2 + 1429^2 .

It is an emirp because it is prime and its reverse (1463809441) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1449083641 - 2¹ = 1449083639 is a prime.

It is a super-2 number, since 2×1449083641² = 4199686797227633762, which contains 22 as substring.

Together with 1449083639, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1449083594 and 1449083603.

It is not a weakly prime, because it can be changed into another prime (1449083611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 724541820 + 724541821.

It is an arithmetic number, because the mean of its divisors is an integer number (724541821).

Almost surely, 2^1449083641 is an apocalyptic number.

It is an amenable number.

1449083641 is a deficient number, since it is larger than the sum of its proper divisors (1).

1449083641 is an equidigital number, since it uses as much as digits as its factorization.

1449083641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 82944, while the sum is 40.

The square root of 1449083641 is about 38066.8312445362. The cubic root of 1449083641 is about 1131.6127130672.

The spelling of 1449083641 in words is "one billion, four hundred forty-nine million, eighty-three thousand, six hundred forty-one".