104329868381 has 2 divisors, whose sum is σ = 104329868382. Its totient is φ = 104329868380.

The previous prime is 104329868369. The next prime is 104329868389. The reversal of 104329868381 is 183868923401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 96640156900 + 7689711481 = 310870^2 + 87691^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-104329868381 is a prime.

It is a super-2 number, since 2×104329868381² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104329868389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52164934190 + 52164934191.

It is an arithmetic number, because the mean of its divisors is an integer number (52164934191).

Almost surely, 2^104329868381 is an apocalyptic number.

It is an amenable number.

104329868381 is a deficient number, since it is larger than the sum of its proper divisors (1).

104329868381 is an equidigital number, since it uses as much as digits as its factorization.

104329868381 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1990656, while the sum is 53.

The spelling of 104329868381 in words is "one hundred four billion, three hundred twenty-nine million, eight hundred sixty-eight thousand, three hundred eighty-one".