20104343059 has 2 divisors, whose sum is σ = 20104343060. Its totient is φ = 20104343058.

The previous prime is 20104343029. The next prime is 20104343069. The reversal of 20104343059 is 95034340102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20104343059 - 2⁵ = 20104343027 is a prime.

It is a super-2 number, since 2×20104343059² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20104343059.

It is not a weakly prime, because it can be changed into another prime (20104343009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10052171529 + 10052171530.

It is an arithmetic number, because the mean of its divisors is an integer number (10052171530).

Almost surely, 2^20104343059 is an apocalyptic number.

20104343059 is a deficient number, since it is larger than the sum of its proper divisors (1).

20104343059 is an equidigital number, since it uses as much as digits as its factorization.

20104343059 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 31.

The spelling of 20104343059 in words is "twenty billion, one hundred four million, three hundred forty-three thousand, fifty-nine".