103313445 has 16 divisors (see below), whose sum is σ = 166399872. Its totient is φ = 54734400.

The previous prime is 103313389. The next prime is 103313453. The reversal of 103313445 is 544313301.

It is a happy number.

It is not a de Polignac number, because 103313445 - 2¹⁵ = 103280677 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20542 + ... + 25071.

It is an arithmetic number, because the mean of its divisors is an integer number (10399992).

Almost surely, 2^103313445 is an apocalyptic number.

103313445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

103313445 is a deficient number, since it is larger than the sum of its proper divisors (63086427).

103313445 is a wasteful number, since it uses less digits than its factorization.

103313445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45772.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 103313445 is about 10164.3221613642. The cubic root of 103313445 is about 469.2298311470.

Adding to 103313445 its reverse (544313301), we get a palindrome (647626746).

The spelling of 103313445 in words is "one hundred three million, three hundred thirteen thousand, four hundred forty-five".