103315044 has 24 divisors (see below), whose sum is σ = 275507008. Its totient is φ = 29518560.

The previous prime is 103314983. The next prime is 103315049. The reversal of 103315044 is 440513301.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 103315044.

It is not an unprimeable number, because it can be changed into a prime (103315049) 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, 614887 + ... + 615054.

Almost surely, 2^103315044 is an apocalyptic number.

103315044 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

103315044 is an abundant number, since it is smaller than the sum of its proper divisors (172191964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

103315044 is a wasteful number, since it uses less digits than its factorization.

103315044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1229955 (or 1229953 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 103315044 is about 10164.4008185431. The cubic root of 103315044 is about 469.2322519182.

Adding to 103315044 its reverse (440513301), we get a palindrome (543828345).

The spelling of 103315044 in words is "one hundred three million, three hundred fifteen thousand, forty-four".