1527072315449 has 2 divisors, whose sum is σ = 1527072315450. Its totient is φ = 1527072315448.

The previous prime is 1527072315427. The next prime is 1527072315529. The reversal of 1527072315449 is 9445132707251.

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., 923915052025 + 603157263424 = 961205^2 + 776632^2 .

It is a cyclic number.

It is not a de Polignac number, because 1527072315449 - 2³⁶ = 1458352838713 is a prime.

It is a super-2 number, since 2×1527072315449² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1527072315397 and 1527072315406.

It is not a weakly prime, because it can be changed into another prime (1527072315149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 763536157724 + 763536157725.

It is an arithmetic number, because the mean of its divisors is an integer number (763536157725).

Almost surely, 2^{1527072315449} is an apocalyptic number.

It is an amenable number.

1527072315449 is a deficient number, since it is larger than the sum of its proper divisors (1).

1527072315449 is an equidigital number, since it uses as much as digits as its factorization.

1527072315449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2116800, while the sum is 50.

The spelling of 1527072315449 in words is "one trillion, five hundred twenty-seven billion, seventy-two million, three hundred fifteen thousand, four hundred forty-nine".