1449199914517 has 2 divisors, whose sum is σ = 1449199914518. Its totient is φ = 1449199914516.

The previous prime is 1449199914511. The next prime is 1449199914541. The reversal of 1449199914517 is 7154199919441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1442782943281 + 6416971236 = 1201159^2 + 80106^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1449199914517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1449199914511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 724599957258 + 724599957259.

It is an arithmetic number, because the mean of its divisors is an integer number (724599957259).

Almost surely, 2^{1449199914517} is an apocalyptic number.

It is an amenable number.

1449199914517 is a deficient number, since it is larger than the sum of its proper divisors (1).

1449199914517 is an equidigital number, since it uses as much as digits as its factorization.

1449199914517 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14696640, while the sum is 64.

The spelling of 1449199914517 in words is "one trillion, four hundred forty-nine billion, one hundred ninety-nine million, nine hundred fourteen thousand, five hundred seventeen".