100005023 has 2 divisors, whose sum is σ = 100005024. Its totient is φ = 100005022.

The previous prime is 100005001. The next prime is 100005029. The reversal of 100005023 is 320500001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100005023 - 2²⁰ = 98956447 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100004995 and 100005013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100005029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50002511 + 50002512.

It is an arithmetic number, because the mean of its divisors is an integer number (50002512).

Almost surely, 2^100005023 is an apocalyptic number.

100005023 is a deficient number, since it is larger than the sum of its proper divisors (1).

100005023 is an equidigital number, since it uses as much as digits as its factorization.

100005023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30, while the sum is 11.

The square root of 100005023 is about 10000.2511468463. The cubic root of 100005023 is about 464.1666547981.

Adding to 100005023 its reverse (320500001), we get a palindrome (420505024).

The spelling of 100005023 in words is "one hundred million, five thousand, twenty-three".