100000275 has 24 divisors (see below), whose sum is σ = 165678384. Its totient is φ = 53222400.

The previous prime is 100000267. The next prime is 100000279. The reversal of 100000275 is 572000001.

It is a happy number.

It is not a de Polignac number, because 100000275 - 2³ = 100000267 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

100000275 is a modest number, since divided by 275 gives 100 as remainder.

It is not an unprimeable number, because it can be changed into a prime (100000279) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45195 + ... + 47355.

It is an arithmetic number, because the mean of its divisors is an integer number (6903266).

Almost surely, 2^100000275 is an apocalyptic number.

100000275 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

100000275 is a deficient number, since it is larger than the sum of its proper divisors (65678109).

100000275 is a wasteful number, since it uses less digits than its factorization.

100000275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2791 (or 2786 counting only the distinct ones).

The product of its (nonzero) digits is 70, while the sum is 15.

The square root of 100000275 is about 10000.0137499905. The cubic root of 100000275 is about 464.1593088399.

Adding to 100000275 its reverse (572000001), we get a palindrome (672000276).

The spelling of 100000275 in words is "one hundred million, two hundred seventy-five", and thus it is an aban number.