104143020551 has 2 divisors, whose sum is σ = 104143020552. Its totient is φ = 104143020550.

The previous prime is 104143020523. The next prime is 104143020617. The reversal of 104143020551 is 155020341401.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-104143020551 is a prime.

It is a super-3 number, since 3×104143020551³ (a number of 34 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 104143020551.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104143025551) 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, 52071510275 + 52071510276.

It is an arithmetic number, because the mean of its divisors is an integer number (52071510276).

Almost surely, 2^104143020551 is an apocalyptic number.

104143020551 is a deficient number, since it is larger than the sum of its proper divisors (1).

104143020551 is an equidigital number, since it uses as much as digits as its factorization.

104143020551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2400, while the sum is 26.

Adding to 104143020551 its reverse (155020341401), we get a palindrome (259163361952).

The spelling of 104143020551 in words is "one hundred four billion, one hundred forty-three million, twenty thousand, five hundred fifty-one".