1008420522149 has 2 divisors, whose sum is σ = 1008420522150. Its totient is φ = 1008420522148.

The previous prime is 1008420522119. The next prime is 1008420522269. The reversal of 1008420522149 is 9412250248001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 733575120100 + 274845402049 = 856490^2 + 524257^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1008420522149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1008420522119) 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, 504210261074 + 504210261075.

It is an arithmetic number, because the mean of its divisors is an integer number (504210261075).

Almost surely, 2^{1008420522149} is an apocalyptic number.

It is an amenable number.

1008420522149 is a deficient number, since it is larger than the sum of its proper divisors (1).

1008420522149 is an equidigital number, since it uses as much as digits as its factorization.

1008420522149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46080, while the sum is 38.

The spelling of 1008420522149 in words is "one trillion, eight billion, four hundred twenty million, five hundred twenty-two thousand, one hundred forty-nine".