143431340041 has 4 divisors (see below), whose sum is σ = 156470552784. Its totient is φ = 130392127300.

The previous prime is 143431339963. The next prime is 143431340053. The reversal of 143431340041 is 140043134341.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 143431340041 - 2²³ = 143422951433 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 143431339991 and 143431340009.

It is not an unprimeable number, because it can be changed into a prime (143431340071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6519606355 + ... + 6519606376.

It is an arithmetic number, because the mean of its divisors is an integer number (39117638196).

Almost surely, 2^143431340041 is an apocalyptic number.

143431340041 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

143431340041 is a deficient number, since it is larger than the sum of its proper divisors (13039212743).

143431340041 is a wasteful number, since it uses less digits than its factorization.

143431340041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13039212742.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 143431340041 its reverse (140043134341), we get a palindrome (283474474382).

The spelling of 143431340041 in words is "one hundred forty-three billion, four hundred thirty-one million, three hundred forty thousand, forty-one".