98001901 has 2 divisors, whose sum is σ = 98001902. Its totient is φ = 98001900.

The previous prime is 98001899. The next prime is 98001961. The reversal of 98001901 is 10910089.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54375876 + 43626025 = 7374^2 + 6605^2 .

It is a cyclic number.

It is not a de Polignac number, because 98001901 - 2¹ = 98001899 is a prime.

It is a super-2 number, since 2×98001901² = 19208745199227602, which contains 22 as substring.

Together with 98001899, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 98001901.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98001961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49000950 + 49000951.

It is an arithmetic number, because the mean of its divisors is an integer number (49000951).

Almost surely, 2^98001901 is an apocalyptic number.

It is an amenable number.

98001901 is a deficient number, since it is larger than the sum of its proper divisors (1).

98001901 is an equidigital number, since it uses as much as digits as its factorization.

98001901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 28.

The square root of 98001901 is about 9899.5909511454. The cubic root of 98001901 is about 461.0466102884.

The spelling of 98001901 in words is "ninety-eight million, one thousand, nine hundred one".