111406106 has 48 divisors (see below), whose sum is σ = 201116520. Its totient is φ = 46126080.

The previous prime is 111406091. The next prime is 111406111. The reversal of 111406106 is 601604111.

It can be written as a sum of positive squares in 4 ways, for example, as 100902025 + 10504081 = 10045^2 + 3241^2 .

It is a super-2 number, since 2×111406106² = 24822640908166472, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 462146 + ... + 462386.

Almost surely, 2^111406106 is an apocalyptic number.

111406106 is a deficient number, since it is larger than the sum of its proper divisors (89710414).

111406106 is a wasteful number, since it uses less digits than its factorization.

111406106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399 (or 392 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 111406106 is about 10554.9090948241. The cubic root of 111406106 is about 481.1749370530.

The spelling of 111406106 in words is "one hundred eleven million, four hundred six thousand, one hundred six".