1142240143315 has 8 divisors (see below), whose sum is σ = 1370714710320. Its totient is φ = 913774422432.

The previous prime is 1142240143259. The next prime is 1142240143349. The reversal of 1142240143315 is 5133410422411.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1142240143315 - 2²³ = 1142231754707 is a prime.

It is a super-3 number, since 3×1142240143315³ (a number of 37 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1924060 + ... + 2446729.

It is an arithmetic number, because the mean of its divisors is an integer number (171339338790).

Almost surely, 2^{1142240143315} is an apocalyptic number.

1142240143315 is a deficient number, since it is larger than the sum of its proper divisors (228474567005).

1142240143315 is an equidigital number, since it uses as much as digits as its factorization.

1142240143315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4423061.

The product of its (nonzero) digits is 11520, while the sum is 31.

Adding to 1142240143315 its reverse (5133410422411), we get a palindrome (6275650565726).

The spelling of 1142240143315 in words is "one trillion, one hundred forty-two billion, two hundred forty million, one hundred forty-three thousand, three hundred fifteen".