105542132 has 12 divisors (see below), whose sum is σ = 185233440. Its totient is φ = 52618296.

The previous prime is 105542117. The next prime is 105542149. The reversal of 105542132 is 231245501.

It is a super-2 number, since 2×105542132² = 22278283254210848, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105542098 and 105542107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36632 + ... + 39407.

It is an arithmetic number, because the mean of its divisors is an integer number (15436120).

Almost surely, 2^105542132 is an apocalyptic number.

It is an amenable number.

105542132 is a deficient number, since it is larger than the sum of its proper divisors (79691308).

105542132 is a wasteful number, since it uses less digits than its factorization.

105542132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76390 (or 76388 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 105542132 is about 10273.3700410333. The cubic root of 105542132 is about 472.5799452272.

Adding to 105542132 its reverse (231245501), we get a palindrome (336787633).

The spelling of 105542132 in words is "one hundred five million, five hundred forty-two thousand, one hundred thirty-two".