5431143285 has 32 divisors (see below), whose sum is σ = 9658414080. Its totient is φ = 2895695424.

The previous prime is 5431143283. The next prime is 5431143299. The reversal of 5431143285 is 5823411345.

5431143285 is a `hidden beast` number, since 5 + 431 + 143 + 2 + 85 = 666.

It is not a de Polignac number, because 5431143285 - 2¹ = 5431143283 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5431143281) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 813019 + ... + 819671.

It is an arithmetic number, because the mean of its divisors is an integer number (301825440).

Almost surely, 2^5431143285 is an apocalyptic number.

It is an amenable number.

5431143285 is a deficient number, since it is larger than the sum of its proper divisors (4227270795).

5431143285 is a wasteful number, since it uses less digits than its factorization.

5431143285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12714 (or 12708 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 5431143285 is about 73696.2908496757. The cubic root of 5431143285 is about 1757.7769026960.

It can be divided in two parts, 543 and 1143285, that added together give a triangular number (1143828 = T₁₅₁₂).

The spelling of 5431143285 in words is "five billion, four hundred thirty-one million, one hundred forty-three thousand, two hundred eighty-five".