142197612433 has 2 divisors, whose sum is σ = 142197612434. Its totient is φ = 142197612432.

The previous prime is 142197612419. The next prime is 142197612547. The reversal of 142197612433 is 334216791241.

142197612433 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 125534158864 + 16663453569 = 354308^2 + 129087^2 .

It is a cyclic number.

It is not a de Polignac number, because 142197612433 - 2⁹ = 142197611921 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 142197612433.

It is not a weakly prime, because it can be changed into another prime (142197612133) 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 as a sum of consecutive naturals, namely, 71098806216 + 71098806217.

It is an arithmetic number, because the mean of its divisors is an integer number (71098806217).

Almost surely, 2^142197612433 is an apocalyptic number.

It is an amenable number.

142197612433 is a deficient number, since it is larger than the sum of its proper divisors (1).

142197612433 is an equidigital number, since it uses as much as digits as its factorization.

142197612433 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 217728, while the sum is 43.

The spelling of 142197612433 in words is "one hundred forty-two billion, one hundred ninety-seven million, six hundred twelve thousand, four hundred thirty-three".