100506104969 has 2 divisors, whose sum is σ = 100506104970. Its totient is φ = 100506104968.

The previous prime is 100506104929. The next prime is 100506105013. The reversal of 100506104969 is 969401605001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 57210899344 + 43295205625 = 239188^2 + 208075^2 .

It is an emirp because it is prime and its reverse (969401605001) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100506104969 is a prime.

It is a super-2 number, since 2×100506104969² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (100506104929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50253052484 + 50253052485.

It is an arithmetic number, because the mean of its divisors is an integer number (50253052485).

Almost surely, 2^100506104969 is an apocalyptic number.

It is an amenable number.

100506104969 is a deficient number, since it is larger than the sum of its proper divisors (1).

100506104969 is an equidigital number, since it uses as much as digits as its factorization.

100506104969 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 58320, while the sum is 41.

The spelling of 100506104969 in words is "one hundred billion, five hundred six million, one hundred four thousand, nine hundred sixty-nine".