100863479 has 4 divisors (see below), whose sum is σ = 104341560. Its totient is φ = 97385400.

The previous prime is 100863473. The next prime is 100863547. The reversal of 100863479 is 974368001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 100863479 - 2⁴ = 100863463 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100863473) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1738997 + ... + 1739054.

It is an arithmetic number, because the mean of its divisors is an integer number (26085390).

Almost surely, 2^100863479 is an apocalyptic number.

100863479 is a deficient number, since it is larger than the sum of its proper divisors (3478081).

100863479 is an equidigital number, since it uses as much as digits as its factorization.

100863479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3478080.

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 100863479 is about 10043.0811507226. The cubic root of 100863479 is about 465.4910279190.

The spelling of 100863479 in words is "one hundred million, eight hundred sixty-three thousand, four hundred seventy-nine".