142561351235111 has 8 divisors (see below), whose sum is σ = 143650199079024. Its totient is φ = 141472512380160.

The previous prime is 142561351235077. The next prime is 142561351235143. The reversal of 142561351235111 is 111532153165241.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142561351235111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142561351235311) 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 7 ways as a sum of consecutive naturals, for example, 31523735 + ... + 35761271.

It is an arithmetic number, because the mean of its divisors is an integer number (17956274884878).

Almost surely, 2^{142561351235111} is an apocalyptic number.

142561351235111 is a deficient number, since it is larger than the sum of its proper divisors (1088847843913).

142561351235111 is a wasteful number, since it uses less digits than its factorization.

142561351235111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4494481.

The product of its digits is 108000, while the sum is 41.

The spelling of 142561351235111 in words is "one hundred forty-two trillion, five hundred sixty-one billion, three hundred fifty-one million, two hundred thirty-five thousand, one hundred eleven".