33139900117 has 2 divisors, whose sum is σ = 33139900118. Its totient is φ = 33139900116.

The previous prime is 33139900099. The next prime is 33139900121. The reversal of 33139900117 is 71100993133.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31630266801 + 1509633316 = 177849^2 + 38854^2 .

It is an emirp because it is prime and its reverse (71100993133) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33139900117 is a prime.

It is a super-2 number, since 2×33139900117² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33139900177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16569950058 + 16569950059.

It is an arithmetic number, because the mean of its divisors is an integer number (16569950059).

Almost surely, 2^33139900117 is an apocalyptic number.

It is an amenable number.

33139900117 is a deficient number, since it is larger than the sum of its proper divisors (1).

33139900117 is an equidigital number, since it uses as much as digits as its factorization.

33139900117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15309, while the sum is 37.

The spelling of 33139900117 in words is "thirty-three billion, one hundred thirty-nine million, nine hundred thousand, one hundred seventeen".