1097823881233 has 4 divisors (see below), whose sum is σ = 1127494796980. Its totient is φ = 1068152965488.

The previous prime is 1097823881207. The next prime is 1097823881251. The reversal of 1097823881233 is 3321883287901.

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 1020457571329 + 77366309904 = 1010177^2 + 278148^2 .

It is a cyclic number.

It is not a de Polignac number, because 1097823881233 - 2¹⁷ = 1097823750161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1097823884233) 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, 14835457818 + ... + 14835457891.

It is an arithmetic number, because the mean of its divisors is an integer number (281873699245).

Almost surely, 2^{1097823881233} is an apocalyptic number.

It is an amenable number.

1097823881233 is a deficient number, since it is larger than the sum of its proper divisors (29670915747).

1097823881233 is an equidigital number, since it uses as much as digits as its factorization.

1097823881233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29670915746.

The product of its (nonzero) digits is 3483648, while the sum is 55.

The spelling of 1097823881233 in words is "one trillion, ninety-seven billion, eight hundred twenty-three million, eight hundred eighty-one thousand, two hundred thirty-three".