103318129 has 8 divisors (see below), whose sum is σ = 109497960. Its totient is φ = 97149696.

The previous prime is 103318123. The next prime is 103318153. The reversal of 103318129 is 921813301.

It can be written as a sum of positive squares in 4 ways, for example, as 255025 + 103063104 = 505^2 + 10152^2 .

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

It is not a de Polignac number, because 103318129 - 2¹⁵ = 103285361 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 103318097 and 103318106.

It is not an unprimeable number, because it can be changed into a prime (103318123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22167 + ... + 26419.

It is an arithmetic number, because the mean of its divisors is an integer number (13687245).

Almost surely, 2^103318129 is an apocalyptic number.

It is an amenable number.

103318129 is a deficient number, since it is larger than the sum of its proper divisors (6179831).

103318129 is a wasteful number, since it uses less digits than its factorization.

103318129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5699.

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 103318129 is about 10164.5525725435. The cubic root of 103318129 is about 469.2369223161.

The spelling of 103318129 in words is "one hundred three million, three hundred eighteen thousand, one hundred twenty-nine".