103403331 has 32 divisors (see below), whose sum is σ = 160704000. Its totient is φ = 65587104.

The previous prime is 103403297. The next prime is 103403369. The reversal of 103403331 is 133304301.

It is not a de Polignac number, because 103403331 - 2¹⁰ = 103402307 is a prime.

It is a super-2 number, since 2×103403331² = 21384497723791122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (103403381) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 166740 + ... + 167358.

It is an arithmetic number, because the mean of its divisors is an integer number (5022000).

Almost surely, 2^103403331 is an apocalyptic number.

103403331 is a deficient number, since it is larger than the sum of its proper divisors (57300669).

103403331 is a wasteful number, since it uses less digits than its factorization.

103403331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 920 (or 914 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 103403331 is about 10168.7428426527. The cubic root of 103403331 is about 469.3658733523.

Adding to 103403331 its reverse (133304301), we get a palindrome (236707632).

It can be divided in two parts, 1034033 and 31, that multiplied together give a palindrome (32055023).

The spelling of 103403331 in words is "one hundred three million, four hundred three thousand, three hundred thirty-one".