143679575401 has 4 divisors (see below), whose sum is σ = 144138615892. Its totient is φ = 143220534912.

The previous prime is 143679575399. The next prime is 143679575407. The reversal of 143679575401 is 104575976341.

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

It can be written as a sum of positive squares in 2 ways, for example, as 9651097600 + 134028477801 = 98240^2 + 366099^2 .

It is a cyclic number.

It is not a de Polignac number, because 143679575401 - 2¹ = 143679575399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (143679575407) 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, 229519776 + ... + 229520401.

It is an arithmetic number, because the mean of its divisors is an integer number (36034653973).

Almost surely, 2^143679575401 is an apocalyptic number.

It is an amenable number.

143679575401 is a deficient number, since it is larger than the sum of its proper divisors (459040491).

143679575401 is an equidigital number, since it uses as much as digits as its factorization.

143679575401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 459040490.

The product of its (nonzero) digits is 3175200, while the sum is 52.

The spelling of 143679575401 in words is "one hundred forty-three billion, six hundred seventy-nine million, five hundred seventy-five thousand, four hundred one".