1142543139967 has 2 divisors, whose sum is σ = 1142543139968. Its totient is φ = 1142543139966.

The previous prime is 1142543139931. The next prime is 1142543140021. The reversal of 1142543139967 is 7699313452411.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1142543139967 - 2⁷ = 1142543139839 is a prime.

It is a super-2 number, since 2×1142543139967² (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 (1142543131967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571271569983 + 571271569984.

It is an arithmetic number, because the mean of its divisors is an integer number (571271569984).

Almost surely, 2^{1142543139967} is an apocalyptic number.

1142543139967 is a deficient number, since it is larger than the sum of its proper divisors (1).

1142543139967 is an equidigital number, since it uses as much as digits as its factorization.

1142543139967 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4898880, while the sum is 55.

The spelling of 1142543139967 in words is "one trillion, one hundred forty-two billion, five hundred forty-three million, one hundred thirty-nine thousand, nine hundred sixty-seven".