984967601 has 2 divisors, whose sum is σ = 984967602. Its totient is φ = 984967600.

The previous prime is 984967597. The next prime is 984967631. The reversal of 984967601 is 106769489.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 704371600 + 280596001 = 26540^2 + 16751^2 .

It is an emirp because it is prime and its reverse (106769489) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 984967601 - 2² = 984967597 is a prime.

It is a super-2 number, since 2×984967601² = 1940322350039390402, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 984967601.

It is not a weakly prime, because it can be changed into another prime (984967631) 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, 492483800 + 492483801.

It is an arithmetic number, because the mean of its divisors is an integer number (492483801).

Almost surely, 2^984967601 is an apocalyptic number.

It is an amenable number.

984967601 is a deficient number, since it is larger than the sum of its proper divisors (1).

984967601 is an equidigital number, since it uses as much as digits as its factorization.

984967601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 653184, while the sum is 50.

The square root of 984967601 is about 31384.1934897171. The cubic root of 984967601 is about 994.9638804090.

The spelling of 984967601 in words is "nine hundred eighty-four million, nine hundred sixty-seven thousand, six hundred one".