3521103 has 16 divisors (see below), whose sum is σ = 4856832. Its totient is φ = 2268000.

The previous prime is 3521101. The next prime is 3521113. The reversal of 3521103 is 3011253.

It is a happy number.

It is not a de Polignac number, because 3521103 - 2¹ = 3521101 is a prime.

It is an Ulam number.

3521103 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3521101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12858 + ... + 13128.

It is an arithmetic number, because the mean of its divisors is an integer number (303552).

Almost surely, 2^3521103 is an apocalyptic number.

3521103 is a deficient number, since it is larger than the sum of its proper divisors (1335729).

3521103 is a wasteful number, since it uses less digits than its factorization.

3521103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406.

The product of its (nonzero) digits is 90, while the sum is 15.

The square root of 3521103 is about 1876.4602313931. The cubic root of 3521103 is about 152.1339856218.

Adding to 3521103 its reverse (3011253), we get a palindrome (6532356).

The spelling of 3521103 in words is "three million, five hundred twenty-one thousand, one hundred three".