804062040109 has 2 divisors, whose sum is σ = 804062040110. Its totient is φ = 804062040108.

The previous prime is 804062040083. The next prime is 804062040137. The reversal of 804062040109 is 901040260408.

804062040109 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 739823616900 + 64238423209 = 860130^2 + 253453^2 .

It is a cyclic number.

It is not a de Polignac number, because 804062040109 - 2⁷ = 804062039981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (804062040809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 402031020054 + 402031020055.

It is an arithmetic number, because the mean of its divisors is an integer number (402031020055).

Almost surely, 2^804062040109 is an apocalyptic number.

It is an amenable number.

804062040109 is a deficient number, since it is larger than the sum of its proper divisors (1).

804062040109 is an equidigital number, since it uses as much as digits as its factorization.

804062040109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 34.

The spelling of 804062040109 in words is "eight hundred four billion, sixty-two million, forty thousand, one hundred nine".