5143891325 has 6 divisors (see below), whose sum is σ = 6378425274. Its totient is φ = 4115113040.

The previous prime is 5143891321. The next prime is 5143891351. The reversal of 5143891325 is 5231983415.

It can be written as a sum of positive squares in 3 ways, for example, as 537961636 + 4605929689 = 23194^2 + 67867^2 .

It is not a de Polignac number, because 5143891325 - 2² = 5143891321 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5143891321) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 102877802 + ... + 102877851.

It is an arithmetic number, because the mean of its divisors is an integer number (1063070879).

Almost surely, 2^5143891325 is an apocalyptic number.

It is an amenable number.

5143891325 is a deficient number, since it is larger than the sum of its proper divisors (1234533949).

5143891325 is a wasteful number, since it uses less digits than its factorization.

5143891325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205755663 (or 205755658 counting only the distinct ones).

The product of its digits is 129600, while the sum is 41.

The square root of 5143891325 is about 71720.9266881013. The cubic root of 5143891325 is about 1726.2244418685.

The spelling of 5143891325 in words is "five billion, one hundred forty-three million, eight hundred ninety-one thousand, three hundred twenty-five".