142002326819 has 2 divisors, whose sum is σ = 142002326820. Its totient is φ = 142002326818.

The previous prime is 142002326803. The next prime is 142002326861. The reversal of 142002326819 is 918623200241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 142002326819 - 2⁴ = 142002326803 is a prime.

It is a super-2 number, since 2×142002326819² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (142002326519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71001163409 + 71001163410.

It is an arithmetic number, because the mean of its divisors is an integer number (71001163410).

Almost surely, 2^142002326819 is an apocalyptic number.

142002326819 is a deficient number, since it is larger than the sum of its proper divisors (1).

142002326819 is an equidigital number, since it uses as much as digits as its factorization.

142002326819 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 38.

The spelling of 142002326819 in words is "one hundred forty-two billion, two million, three hundred twenty-six thousand, eight hundred nineteen".