100424087 has 2 divisors, whose sum is σ = 100424088. Its totient is φ = 100424086.

The previous prime is 100424069. The next prime is 100424123. The reversal of 100424087 is 780424001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100424087 - 2²⁰ = 99375511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100424587) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50212043 + 50212044.

It is an arithmetic number, because the mean of its divisors is an integer number (50212044).

Almost surely, 2^100424087 is an apocalyptic number.

100424087 is a deficient number, since it is larger than the sum of its proper divisors (1).

100424087 is an equidigital number, since it uses as much as digits as its factorization.

100424087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1792, while the sum is 26.

The square root of 100424087 is about 10021.1819163210. The cubic root of 100424087 is about 464.8141038253.

Adding to 100424087 its reverse (780424001), we get a palindrome (880848088).

The spelling of 100424087 in words is "one hundred million, four hundred twenty-four thousand, eighty-seven".