100787 has 2 divisors, whose sum is σ = 100788. Its totient is φ = 100786.

The previous prime is 100769. The next prime is 100799. The reversal of 100787 is 787001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100787 - 2¹⁶ = 35251 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (100747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50393 + 50394.

It is an arithmetic number, because the mean of its divisors is an integer number (50394).

2¹⁰⁰⁷⁸⁷ is an apocalyptic number.

100787 is a deficient number, since it is larger than the sum of its proper divisors (1).

100787 is an equidigital number, since it uses as much as digits as its factorization.

100787 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 392, while the sum is 23.

The square root of 100787 is about 317.4696835920. The cubic root of 100787 is about 46.5373346441.

Adding to 100787 its reverse (787001), we get a palindrome (887788).

The spelling of 100787 in words is "one hundred thousand, seven hundred eighty-seven".