1089023318093 has 4 divisors (see below), whose sum is σ = 1089026486688. Its totient is φ = 1089020149500.

The previous prime is 1089023318057. The next prime is 1089023318099. The reversal of 1089023318093 is 3908133209801.

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 a cyclic number.

It is not a de Polignac number, because 1089023318093 - 2²² = 1089019123789 is a prime.

It is a super-2 number, since 2×1089023318093² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1089023318099) 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, 995921 + ... + 1780422.

It is an arithmetic number, because the mean of its divisors is an integer number (272256621672).

Almost surely, 2^{1089023318093} is an apocalyptic number.

It is an amenable number.

1089023318093 is a deficient number, since it is larger than the sum of its proper divisors (3168595).

1089023318093 is an equidigital number, since it uses as much as digits as its factorization.

1089023318093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3168594.

The product of its (nonzero) digits is 279936, while the sum is 47.

The spelling of 1089023318093 in words is "one trillion, eighty-nine billion, twenty-three million, three hundred eighteen thousand, ninety-three".