143126224513561 has 8 divisors (see below), whose sum is σ = 146986420669704. Its totient is φ = 139283614673280.

The previous prime is 143126224513553. The next prime is 143126224513621. The reversal of 143126224513561 is 165315422621341.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1128972125961 + 141997252387600 = 1062531^2 + 11916260^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 143126224513561 - 2³ = 143126224513553 is a prime.

It is a super-2 number, since 2×143126224513561² (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 (143126224510561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4396562470 + ... + 4396595023.

It is an arithmetic number, because the mean of its divisors is an integer number (18373302583713).

Almost surely, 2^{143126224513561} is an apocalyptic number.

It is an amenable number.

143126224513561 is a deficient number, since it is larger than the sum of its proper divisors (3860196156143).

143126224513561 is an equidigital number, since it uses as much as digits as its factorization.

143126224513561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8793157931.

The product of its digits is 1036800, while the sum is 46.

The spelling of 143126224513561 in words is "one hundred forty-three trillion, one hundred twenty-six billion, two hundred twenty-four million, five hundred thirteen thousand, five hundred sixty-one".