3521404111 has 16 divisors (see below), whose sum is σ = 3755870208. Its totient is φ = 3296311200.

The previous prime is 3521404099. The next prime is 3521404147. The reversal of 3521404111 is 1114041253.

It is a cyclic number.

It is not a de Polignac number, because 3521404111 - 2¹³ = 3521395919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3521404181) 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, 101560 + ... + 131746.

It is an arithmetic number, because the mean of its divisors is an integer number (234741888).

Almost surely, 2^3521404111 is an apocalyptic number.

3521404111 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

3521404111 is a deficient number, since it is larger than the sum of its proper divisors (234466097).

3521404111 is a wasteful number, since it uses less digits than its factorization.

3521404111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30342.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 3521404111 is about 59341.4198599932. The cubic root of 3521404111 is about 1521.3832213325.

Adding to 3521404111 its reverse (1114041253), we get a palindrome (4635445364).

The spelling of 3521404111 in words is "three billion, five hundred twenty-one million, four hundred four thousand, one hundred eleven".