99475693 has 2 divisors, whose sum is σ = 99475694. Its totient is φ = 99475692.

The previous prime is 99475681. The next prime is 99475703. The reversal of 99475693 is 39657499.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49871844 + 49603849 = 7062^2 + 7043^2 .

It is a cyclic number.

It is not a de Polignac number, because 99475693 - 2¹⁷ = 99344621 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 99475693.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99475643) 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, 49737846 + 49737847.

It is an arithmetic number, because the mean of its divisors is an integer number (49737847).

Almost surely, 2^99475693 is an apocalyptic number.

It is an amenable number.

99475693 is a deficient number, since it is larger than the sum of its proper divisors (1).

99475693 is an equidigital number, since it uses as much as digits as its factorization.

99475693 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1837080, while the sum is 52.

The square root of 99475693 is about 9973.7501973932. The cubic root of 99475693 is about 463.3462556420.

The spelling of 99475693 in words is "ninety-nine million, four hundred seventy-five thousand, six hundred ninety-three".