1142530644733 has 4 divisors (see below), whose sum is σ = 1143280830528. Its totient is φ = 1141780458940.

The previous prime is 1142530644667. The next prime is 1142530644799. The reversal of 1142530644733 is 3374460352411.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (1142530644667) and next prime (1142530644799).

It is a cyclic number.

It is not a de Polignac number, because 1142530644733 - 2³³ = 1133940710141 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1142530644733.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142530644833) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 375090613 + ... + 375093658.

It is an arithmetic number, because the mean of its divisors is an integer number (285820207632).

Almost surely, 2^{1142530644733} is an apocalyptic number.

It is an amenable number.

1142530644733 is a deficient number, since it is larger than the sum of its proper divisors (750185795).

1142530644733 is an equidigital number, since it uses as much as digits as its factorization.

1142530644733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 750185794.

The product of its (nonzero) digits is 725760, while the sum is 43.

The spelling of 1142530644733 in words is "one trillion, one hundred forty-two billion, five hundred thirty million, six hundred forty-four thousand, seven hundred thirty-three".