142063619 has 2 divisors, whose sum is σ = 142063620. Its totient is φ = 142063618.

The previous prime is 142063613. The next prime is 142063639. The reversal of 142063619 is 916360241.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142063619 is a prime.

It is a super-2 number, since 2×142063619² = 40364143686754322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (142063613) 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 as a sum of consecutive naturals, namely, 71031809 + 71031810.

It is an arithmetic number, because the mean of its divisors is an integer number (71031810).

Almost surely, 2^142063619 is an apocalyptic number.

142063619 is a deficient number, since it is larger than the sum of its proper divisors (1).

142063619 is an equidigital number, since it uses as much as digits as its factorization.

142063619 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 142063619 is about 11919.0443828354. The cubic root of 142063619 is about 521.7882454139.

The spelling of 142063619 in words is "one hundred forty-two million, sixty-three thousand, six hundred nineteen".