3432111521 has 24 divisors (see below), whose sum is σ = 3764772000. Its totient is φ = 3116316672.

The previous prime is 3432111511. The next prime is 3432111523. The reversal of 3432111521 is 1251112343.

3432111521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3432111521 - 2¹⁴ = 3432095137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3432111523) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6877730 + ... + 6878228.

It is an arithmetic number, because the mean of its divisors is an integer number (156865500).

Almost surely, 2^3432111521 is an apocalyptic number.

It is an amenable number.

3432111521 is a deficient number, since it is larger than the sum of its proper divisors (332660479).

3432111521 is an equidigital number, since it uses as much as digits as its factorization.

3432111521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 753 (or 656 counting only the distinct ones).

The product of its digits is 720, while the sum is 23.

The square root of 3432111521 is about 58584.2258718164. The cubic root of 3432111521 is about 1508.4136844456.

Adding to 3432111521 its reverse (1251112343), we get a palindrome (4683223864).

The spelling of 3432111521 in words is "three billion, four hundred thirty-two million, one hundred eleven thousand, five hundred twenty-one".