1449013201 has 2 divisors, whose sum is σ = 1449013202. Its totient is φ = 1449013200.

The previous prime is 1449013199. The next prime is 1449013213. The reversal of 1449013201 is 1023109441.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1079451025 + 369562176 = 32855^2 + 19224^2 .

It is an emirp because it is prime and its reverse (1023109441) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1449013201 - 2¹ = 1449013199 is a prime.

Together with 1449013199, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1449013001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 724506600 + 724506601.

It is an arithmetic number, because the mean of its divisors is an integer number (724506601).

Almost surely, 2^1449013201 is an apocalyptic number.

It is an amenable number.

1449013201 is a deficient number, since it is larger than the sum of its proper divisors (1).

1449013201 is an equidigital number, since it uses as much as digits as its factorization.

1449013201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 1449013201 is about 38065.9060183782. The cubic root of 1449013201 is about 1131.5943768605.

The spelling of 1449013201 in words is "one billion, four hundred forty-nine million, thirteen thousand, two hundred one".