3481998111 has 20 divisors (see below), whose sum is σ = 5203128744. Its totient is φ = 2320606800.

The previous prime is 3481998101. The next prime is 3481998119. The reversal of 3481998111 is 1118991843.

It is a happy number.

3481998111 is a `hidden beast` number, since 3 + 481 + 99 + 81 + 1 + 1 = 666.

It is not a de Polignac number, because 3481998111 - 2⁹ = 3481997599 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3481998119) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 422056 + ... + 430226.

Almost surely, 2^3481998111 is an apocalyptic number.

3481998111 is a deficient number, since it is larger than the sum of its proper divisors (1721130633).

3481998111 is an equidigital number, since it uses as much as digits as its factorization.

3481998111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13444 (or 13435 counting only the distinct ones).

The product of its digits is 62208, while the sum is 45.

The square root of 3481998111 is about 59008.4579615499. The cubic root of 3481998111 is about 1515.6869465826.

The spelling of 3481998111 in words is "three billion, four hundred eighty-one million, nine hundred ninety-eight thousand, one hundred eleven".