501440134 has 16 divisors (see below), whose sum is σ = 852652080. Its totient is φ = 219252960.

The previous prime is 501440129. The next prime is 501440141. The reversal of 501440134 is 431044105.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 507037 + ... + 508024.

It is an arithmetic number, because the mean of its divisors is an integer number (53290755).

Almost surely, 2^501440134 is an apocalyptic number.

501440134 is a deficient number, since it is larger than the sum of its proper divisors (351211946).

501440134 is a wasteful number, since it uses less digits than its factorization.

501440134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1015095.

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

The square root of 501440134 is about 22392.8589956709. The cubic root of 501440134 is about 794.4618189509.

Adding to 501440134 its reverse (431044105), we get a palindrome (932484239).

The spelling of 501440134 in words is "five hundred one million, four hundred forty thousand, one hundred thirty-four".