100245899 has 6 divisors (see below), whose sum is σ = 108550476. Its totient is φ = 92534520.

The previous prime is 100245853. The next prime is 100245931. The reversal of 100245899 is 998542001.

It is not a de Polignac number, because 100245899 - 2²⁰ = 99197323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100245829) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 296417 + ... + 296754.

It is an arithmetic number, because the mean of its divisors is an integer number (18091746).

Almost surely, 2^100245899 is an apocalyptic number.

100245899 is a deficient number, since it is larger than the sum of its proper divisors (8304577).

100245899 is an equidigital number, since it uses as much as digits as its factorization.

100245899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 593197 (or 593184 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 38.

The square root of 100245899 is about 10012.2874009888. The cubic root of 100245899 is about 464.5390259599.

The spelling of 100245899 in words is "one hundred million, two hundred forty-five thousand, eight hundred ninety-nine".