111143002393 has 4 divisors (see below), whose sum is σ = 113240040228. Its totient is φ = 109045964560.

The previous prime is 111143002379. The next prime is 111143002403. The reversal of 111143002393 is 393200341111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 74227912704 + 36915089689 = 272448^2 + 192133^2 .

It is a cyclic number.

It is not a de Polignac number, because 111143002393 - 2¹³ = 111142994201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111143002343) 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, 1048518838 + ... + 1048518943.

It is an arithmetic number, because the mean of its divisors is an integer number (28310010057).

Almost surely, 2^111143002393 is an apocalyptic number.

It is an amenable number.

111143002393 is a deficient number, since it is larger than the sum of its proper divisors (2097037835).

111143002393 is an equidigital number, since it uses as much as digits as its factorization.

111143002393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2097037834.

The product of its (nonzero) digits is 1944, while the sum is 28.

The spelling of 111143002393 in words is "one hundred eleven billion, one hundred forty-three million, two thousand, three hundred ninety-three".