104072857169 has 2 divisors, whose sum is σ = 104072857170. Its totient is φ = 104072857168.

The previous prime is 104072857153. The next prime is 104072857241. The reversal of 104072857169 is 961758270401.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 85314815569 + 18758041600 = 292087^2 + 136960^2 .

It is a cyclic number.

It is not a de Polignac number, because 104072857169 - 2⁴ = 104072857153 is a prime.

It is a super-2 number, since 2×104072857169² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (104072857139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52036428584 + 52036428585.

It is an arithmetic number, because the mean of its divisors is an integer number (52036428585).

Almost surely, 2^104072857169 is an apocalyptic number.

It is an amenable number.

104072857169 is a deficient number, since it is larger than the sum of its proper divisors (1).

104072857169 is an equidigital number, since it uses as much as digits as its factorization.

104072857169 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 846720, while the sum is 50.

The spelling of 104072857169 in words is "one hundred four billion, seventy-two million, eight hundred fifty-seven thousand, one hundred sixty-nine".