43143253225311 has 16 divisors (see below), whose sum is σ = 57548729251328. Its totient is φ = 28749974760000.

The previous prime is 43143253225309. The next prime is 43143253225321. The reversal of 43143253225311 is 11352235234134.

It is a happy number.

It is not a de Polignac number, because 43143253225311 - 2¹ = 43143253225309 is a prime.

It is a super-2 number, since 2×43143253225311² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 43143253225311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43143253225301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101621100 + ... + 102044766.

It is an arithmetic number, because the mean of its divisors is an integer number (3596795578208).

Almost surely, 2^{43143253225311} is an apocalyptic number.

43143253225311 is a deficient number, since it is larger than the sum of its proper divisors (14405476026017).

43143253225311 is a wasteful number, since it uses less digits than its factorization.

43143253225311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437982.

The product of its digits is 259200, while the sum is 39.

Adding to 43143253225311 its reverse (11352235234134), we get a palindrome (54495488459445).

The spelling of 43143253225311 in words is "forty-three trillion, one hundred forty-three billion, two hundred fifty-three million, two hundred twenty-five thousand, three hundred eleven".