100612003 has 2 divisors, whose sum is σ = 100612004. Its totient is φ = 100612002.

The previous prime is 100611983. The next prime is 100612021. The reversal of 100612003 is 300216001.

It is a strong prime.

It is an emirp because it is prime and its reverse (300216001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 100612003 - 2⁵ = 100611971 is a prime.

It is not a weakly prime, because it can be changed into another prime (100612033) 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, 50306001 + 50306002.

It is an arithmetic number, because the mean of its divisors is an integer number (50306002).

Almost surely, 2^100612003 is an apocalyptic number.

100612003 is a deficient number, since it is larger than the sum of its proper divisors (1).

100612003 is an equidigital number, since it uses as much as digits as its factorization.

100612003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 100612003 is about 10030.5534742605. The cubic root of 100612003 is about 465.1038470034.

Adding to 100612003 its reverse (300216001), we get a palindrome (400828004).

The spelling of 100612003 in words is "one hundred million, six hundred twelve thousand, three".