100113045 has 8 divisors (see below), whose sum is σ = 160180896. Its totient is φ = 53393616.

The previous prime is 100113019. The next prime is 100113047. The reversal of 100113045 is 540311001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 100113045 - 2²⁴ = 83335829 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15), and also a Moran number because the ratio is a prime number: 6674203 = 100113045 / (1 + 0 + 0 + 1 + 1 + 3 + 0 + 4 + 5).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100113047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3337087 + ... + 3337116.

It is an arithmetic number, because the mean of its divisors is an integer number (20022612).

Almost surely, 2^100113045 is an apocalyptic number.

100113045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

100113045 is a deficient number, since it is larger than the sum of its proper divisors (60067851).

100113045 is an equidigital number, since it uses as much as digits as its factorization.

100113045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6674211.

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 100113045 is about 10005.6506535057. The cubic root of 100113045 is about 464.3337202996. Note that the first 3 decimals are identical.

Adding to 100113045 its reverse (540311001), we get a palindrome (640424046).

The spelling of 100113045 in words is "one hundred million, one hundred thirteen thousand, forty-five".