4431402134 has 32 divisors (see below), whose sum is σ = 7003984896. Its totient is φ = 2098720800.

The previous prime is 4431402113. The next prime is 4431402163. The reversal of 4431402134 is 4312041344.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2756759 + ... + 2758365.

It is an arithmetic number, because the mean of its divisors is an integer number (218874528).

Almost surely, 2^4431402134 is an apocalyptic number.

4431402134 is a deficient number, since it is larger than the sum of its proper divisors (2572582762).

4431402134 is a wasteful number, since it uses less digits than its factorization.

4431402134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2180.

The product of its (nonzero) digits is 4608, while the sum is 26.

The square root of 4431402134 is about 66568.7774711238. Note that the first 3 decimals coincide. The cubic root of 4431402134 is about 1642.5315519903.

Adding to 4431402134 its reverse (4312041344), we get a palindrome (8743443478).

The spelling of 4431402134 in words is "four billion, four hundred thirty-one million, four hundred two thousand, one hundred thirty-four".