1449896141 has 2 divisors, whose sum is σ = 1449896142. Its totient is φ = 1449896140.

The previous prime is 1449896113. The next prime is 1449896177. The reversal of 1449896141 is 1416989441.

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., 1411580041 + 38316100 = 37571^2 + 6190^2 .

It is a cyclic number.

It is not a de Polignac number, because 1449896141 - 2¹⁴ = 1449879757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1449899141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 724948070 + 724948071.

It is an arithmetic number, because the mean of its divisors is an integer number (724948071).

Almost surely, 2^1449896141 is an apocalyptic number.

It is an amenable number.

1449896141 is a deficient number, since it is larger than the sum of its proper divisors (1).

1449896141 is an equidigital number, since it uses as much as digits as its factorization.

1449896141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 248832, while the sum is 47.

The square root of 1449896141 is about 38077.5017694176. The cubic root of 1449896141 is about 1131.8241716549.

The spelling of 1449896141 in words is "one billion, four hundred forty-nine million, eight hundred ninety-six thousand, one hundred forty-one".