142120443419 has 2 divisors, whose sum is σ = 142120443420. Its totient is φ = 142120443418.

The previous prime is 142120443391. The next prime is 142120443457. The reversal of 142120443419 is 914344021241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 142120443419 - 2⁸ = 142120443163 is a prime.

It is a super-2 number, since 2×142120443419² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (142120443469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71060221709 + 71060221710.

It is an arithmetic number, because the mean of its divisors is an integer number (71060221710).

Almost surely, 2^142120443419 is an apocalyptic number.

142120443419 is a deficient number, since it is larger than the sum of its proper divisors (1).

142120443419 is an equidigital number, since it uses as much as digits as its factorization.

142120443419 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 35.

The spelling of 142120443419 in words is "one hundred forty-two billion, one hundred twenty million, four hundred forty-three thousand, four hundred nineteen".