65750099 has 2 divisors, whose sum is σ = 65750100. Its totient is φ = 65750098.

The previous prime is 65750063. The next prime is 65750117. The reversal of 65750099 is 99005756.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 65750099 - 2⁸ = 65749843 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (65750029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32875049 + 32875050.

It is an arithmetic number, because the mean of its divisors is an integer number (32875050).

Almost surely, 2^65750099 is an apocalyptic number.

65750099 is a deficient number, since it is larger than the sum of its proper divisors (1).

65750099 is an equidigital number, since it uses as much as digits as its factorization.

65750099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 85050, while the sum is 41.

The square root of 65750099 is about 8108.6434747126. The cubic root of 65750099 is about 403.6133014338.

The spelling of 65750099 in words is "sixty-five million, seven hundred fifty thousand, ninety-nine".