104812540009 has 2 divisors, whose sum is σ = 104812540010. Its totient is φ = 104812540008.

The previous prime is 104812539991. The next prime is 104812540037. The reversal of 104812540009 is 900045218401.

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., 68786601984 + 36025938025 = 262272^2 + 189805^2 .

It is a cyclic number.

It is not a de Polignac number, because 104812540009 - 2⁹ = 104812539497 is a prime.

It is not a weakly prime, because it can be changed into another prime (104812540309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52406270004 + 52406270005.

It is an arithmetic number, because the mean of its divisors is an integer number (52406270005).

Almost surely, 2^104812540009 is an apocalyptic number.

It is an amenable number.

104812540009 is a deficient number, since it is larger than the sum of its proper divisors (1).

104812540009 is an equidigital number, since it uses as much as digits as its factorization.

104812540009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11520, while the sum is 34.

The spelling of 104812540009 in words is "one hundred four billion, eight hundred twelve million, five hundred forty thousand, nine".