459799143 has 4 divisors (see below), whose sum is σ = 613065528. Its totient is φ = 306532760.

The previous prime is 459799139. The next prime is 459799157. The reversal of 459799143 is 341997954.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 459799143 - 2² = 459799139 is a prime.

It is a super-2 number, since 2×459799143² = 422830503807068898, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (459799343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76633188 + ... + 76633193.

It is an arithmetic number, because the mean of its divisors is an integer number (153266382).

Almost surely, 2^459799143 is an apocalyptic number.

459799143 is a deficient number, since it is larger than the sum of its proper divisors (153266385).

459799143 is a wasteful number, since it uses less digits than its factorization.

459799143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153266384.

The product of its digits is 1224720, while the sum is 51.

The square root of 459799143 is about 21442.9275753102. The cubic root of 459799143 is about 771.8318912103.

It can be divided in two parts, 4597 and 99143, that added together give a triangular number (103740 = T₄₅₅).

The spelling of 459799143 in words is "four hundred fifty-nine million, seven hundred ninety-nine thousand, one hundred forty-three".