984148999973 has 2 divisors, whose sum is σ = 984148999974. Its totient is φ = 984148999972.

The previous prime is 984148999913. The next prime is 984148999979. The reversal of 984148999973 is 379999841489.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 687252606049 + 296896393924 = 829007^2 + 544882^2 .

It is a cyclic number.

It is not a de Polignac number, because 984148999973 - 2¹² = 984148995877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (984148999979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 492074499986 + 492074499987.

It is an arithmetic number, because the mean of its divisors is an integer number (492074499987).

Almost surely, 2^984148999973 is an apocalyptic number.

It is an amenable number.

984148999973 is a deficient number, since it is larger than the sum of its proper divisors (1).

984148999973 is an equidigital number, since it uses as much as digits as its factorization.

984148999973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1269789696, while the sum is 80.

The spelling of 984148999973 in words is "nine hundred eighty-four billion, one hundred forty-eight million, nine hundred ninety-nine thousand, nine hundred seventy-three".