100115265 has 16 divisors (see below), whose sum is σ = 161248896. Its totient is φ = 53040000.

The previous prime is 100115233. The next prime is 100115269. The reversal of 100115265 is 562511001.

It is not a de Polignac number, because 100115265 - 2⁵ = 100115233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100115269) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19836 + ... + 24365.

It is an arithmetic number, because the mean of its divisors is an integer number (10078056).

Almost surely, 2^100115265 is an apocalyptic number.

100115265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

100115265 is a deficient number, since it is larger than the sum of its proper divisors (61133631).

100115265 is a wasteful number, since it uses less digits than its factorization.

100115265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44360.

The product of its (nonzero) digits is 300, while the sum is 21.

The square root of 100115265 is about 10005.7615902039. The cubic root of 100115265 is about 464.3371524638.

Adding to 100115265 its reverse (562511001), we get a palindrome (662626266).

The spelling of 100115265 in words is "one hundred million, one hundred fifteen thousand, two hundred sixty-five".