514240143 has 8 divisors (see below), whose sum is σ = 686096256. Its totient is φ = 342605400.

The previous prime is 514240109. The next prime is 514240147. The reversal of 514240143 is 341042415.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 514240143 - 2⁹ = 514239631 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (514240147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49843 + ... + 59268.

It is an arithmetic number, because the mean of its divisors is an integer number (85762032).

Almost surely, 2^514240143 is an apocalyptic number.

514240143 is a deficient number, since it is larger than the sum of its proper divisors (171856113).

514240143 is a wasteful number, since it uses less digits than its factorization.

514240143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110685.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 514240143 is about 22676.8636058869. The cubic root of 514240143 is about 801.1650436638.

Adding to 514240143 its reverse (341042415), we get a palindrome (855282558).

The spelling of 514240143 in words is "five hundred fourteen million, two hundred forty thousand, one hundred forty-three".