431040134 has 64 divisors (see below), whose sum is σ = 809367552. Its totient is φ = 167961600.

The previous prime is 431040133. The next prime is 431040139.

It is a happy number.

431040134 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (431040131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1590419 + ... + 1590689.

It is an arithmetic number, because the mean of its divisors is an integer number (12646368).

Almost surely, 2^431040134 is an apocalyptic number.

431040134 is a deficient number, since it is larger than the sum of its proper divisors (378327418).

431040134 is a wasteful number, since it uses less digits than its factorization.

431040134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 431040134 is about 20761.5060629040. The cubic root of 431040134 is about 755.3923280020.

It can be divided in two parts, 4310 and 40134, that added together give a palindrome (44444).

The spelling of 431040134 in words is "four hundred thirty-one million, forty thousand, one hundred thirty-four".