514020140 has 12 divisors (see below), whose sum is σ = 1079442336. Its totient is φ = 205608048.

The previous prime is 514020137. The next prime is 514020173. The reversal of 514020140 is 41020415.

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, 12850484 + ... + 12850523.

It is an arithmetic number, because the mean of its divisors is an integer number (89953528).

Almost surely, 2^514020140 is an apocalyptic number.

It is an amenable number.

514020140 is an abundant number, since it is smaller than the sum of its proper divisors (565422196).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

514020140 is a wasteful number, since it uses less digits than its factorization.

514020140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25701016 (or 25701014 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 514020140 is about 22672.0122618174. The cubic root of 514020140 is about 801.0507754843.

Adding to 514020140 its reverse (41020415), we get a palindrome (555040555).

The spelling of 514020140 in words is "five hundred fourteen million, twenty thousand, one hundred forty".