142435331219 has 2 divisors, whose sum is σ = 142435331220. Its totient is φ = 142435331218.

The previous prime is 142435331197. The next prime is 142435331251. The reversal of 142435331219 is 912133534241.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (912133534241) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 142435331219 - 2⁸ = 142435330963 is a prime.

It is a super-2 number, since 2×142435331219² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (142435331279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71217665609 + 71217665610.

It is an arithmetic number, because the mean of its divisors is an integer number (71217665610).

Almost surely, 2^142435331219 is an apocalyptic number.

142435331219 is a deficient number, since it is larger than the sum of its proper divisors (1).

142435331219 is an equidigital number, since it uses as much as digits as its factorization.

142435331219 is an evil number, because the sum of its binary digits is even.

The product of its digits is 77760, while the sum is 38.

The spelling of 142435331219 in words is "one hundred forty-two billion, four hundred thirty-five million, three hundred thirty-one thousand, two hundred nineteen".