1142240664273 has 8 divisors (see below), whose sum is σ = 1523060551488. Its totient is φ = 761457276624.

The previous prime is 1142240664259. The next prime is 1142240664307. The reversal of 1142240664273 is 3724660422411.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1142240664273 - 2²⁹ = 1141703793361 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1142240664223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9051786 + ... + 9177107.

It is an arithmetic number, because the mean of its divisors is an integer number (190382568936).

Almost surely, 2^{1142240664273} is an apocalyptic number.

It is an amenable number.

1142240664273 is a deficient number, since it is larger than the sum of its proper divisors (380819887215).

1142240664273 is a wasteful number, since it uses less digits than its factorization.

1142240664273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18249783.

The product of its (nonzero) digits is 387072, while the sum is 42.

The spelling of 1142240664273 in words is "one trillion, one hundred forty-two billion, two hundred forty million, six hundred sixty-four thousand, two hundred seventy-three".