875642099 has 2 divisors, whose sum is σ = 875642100. Its totient is φ = 875642098.

The previous prime is 875642063. The next prime is 875642107. The reversal of 875642099 is 990246578.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 875642099 - 2⁸ = 875641843 is a prime.

It is a super-3 number, since 3×875642099³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (875642029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 437821049 + 437821050.

It is an arithmetic number, because the mean of its divisors is an integer number (437821050).

Almost surely, 2^875642099 is an apocalyptic number.

875642099 is a deficient number, since it is larger than the sum of its proper divisors (1).

875642099 is an equidigital number, since it uses as much as digits as its factorization.

875642099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1088640, while the sum is 50.

The square root of 875642099 is about 29591.2503791239. The cubic root of 875642099 is about 956.6994944092.

The spelling of 875642099 in words is "eight hundred seventy-five million, six hundred forty-two thousand, ninety-nine".