1142102423239 has 2 divisors, whose sum is σ = 1142102423240. Its totient is φ = 1142102423238.

The previous prime is 1142102423201. The next prime is 1142102423299. The reversal of 1142102423239 is 9323242012411.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1142102423239 is a prime.

It is a super-2 number, since 2×1142102423239² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1142102423299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571051211619 + 571051211620.

It is an arithmetic number, because the mean of its divisors is an integer number (571051211620).

Almost surely, 2^{1142102423239} is an apocalyptic number.

1142102423239 is a deficient number, since it is larger than the sum of its proper divisors (1).

1142102423239 is an equidigital number, since it uses as much as digits as its factorization.

1142102423239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 34.

The spelling of 1142102423239 in words is "one trillion, one hundred forty-two billion, one hundred two million, four hundred twenty-three thousand, two hundred thirty-nine".