514137140 has 48 divisors (see below), whose sum is σ = 1188903744. Its totient is φ = 185203200.

The previous prime is 514137121. The next prime is 514137157. The reversal of 514137140 is 41731415.

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, 12620 + ... + 34460.

It is an arithmetic number, because the mean of its divisors is an integer number (24768828).

Almost surely, 2^514137140 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 514137140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (594451872).

514137140 is an abundant number, since it is smaller than the sum of its proper divisors (674766604).

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

514137140 is a wasteful number, since it uses less digits than its factorization.

514137140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21968 (or 21966 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 514137140 is about 22674.5923888391. The cubic root of 514137140 is about 801.1115486093. Note that the first 3 decimals are identical.

Adding to 514137140 its reverse (41731415), we get a palindrome (555868555).

The spelling of 514137140 in words is "five hundred fourteen million, one hundred thirty-seven thousand, one hundred forty".