2105404132 has 24 divisors (see below), whose sum is σ = 3978724736. Its totient is φ = 969068448.

The previous prime is 2105404123. The next prime is 2105404139. The reversal of 2105404132 is 2314045012.

It is not an unprimeable number, because it can be changed into a prime (2105404139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36078 + ... + 74245.

Almost surely, 2^2105404132 is an apocalyptic number.

It is an amenable number.

2105404132 is a deficient number, since it is larger than the sum of its proper divisors (1873320604).

2105404132 is a wasteful number, since it uses less digits than its factorization.

2105404132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110707 (or 110705 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 2105404132 is about 45884.6829780919. The cubic root of 2105404132 is about 1281.6767032399.

Adding to 2105404132 its reverse (2314045012), we get a palindrome (4419449144).

The spelling of 2105404132 in words is "two billion, one hundred five million, four hundred four thousand, one hundred thirty-two".