99075001 has 2 divisors, whose sum is σ = 99075002. Its totient is φ = 99075000.

The previous prime is 99074999. The next prime is 99075019. The reversal of 99075001 is 10057099.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 85377600 + 13697401 = 9240^2 + 3701^2 .

It is a cyclic number.

It is not a de Polignac number, because 99075001 - 2¹ = 99074999 is a prime.

Together with 99074999, it forms a pair of twin primes.

It is equal to p_5711278 and since 99075001 and 5711278 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (99075061) 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, 49537500 + 49537501.

It is an arithmetic number, because the mean of its divisors is an integer number (49537501).

Almost surely, 2^99075001 is an apocalyptic number.

It is an amenable number.

99075001 is a deficient number, since it is larger than the sum of its proper divisors (1).

99075001 is an equidigital number, since it uses as much as digits as its factorization.

99075001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2835, while the sum is 31.

The square root of 99075001 is about 9953.6425995713. The cubic root of 99075001 is about 462.7232928110.

The spelling of 99075001 in words is "ninety-nine million, seventy-five thousand, one".