143532895721131 has 6 divisors (see below), whose sum is σ = 166966837879740. Its totient is φ = 123028196332356.

The previous prime is 143532895721041. The next prime is 143532895721177. The reversal of 143532895721131 is 131127598235341.

It is not a de Polignac number, because 143532895721131 - 2³⁹ = 142983139907243 is a prime.

It is a super-2 number, since 2×143532895721131² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (143532895121131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1464621384861 + ... + 1464621384958.

It is an arithmetic number, because the mean of its divisors is an integer number (27827806313290).

Almost surely, 2^{143532895721131} is an apocalyptic number.

143532895721131 is a deficient number, since it is larger than the sum of its proper divisors (23433942158609).

143532895721131 is an equidigital number, since it uses as much as digits as its factorization.

143532895721131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2929242769833 (or 2929242769826 counting only the distinct ones).

The product of its digits is 5443200, while the sum is 55.

The spelling of 143532895721131 in words is "one hundred forty-three trillion, five hundred thirty-two billion, eight hundred ninety-five million, seven hundred twenty-one thousand, one hundred thirty-one".