1100161373 has 4 divisors (see below), whose sum is σ = 1116581760. Its totient is φ = 1083740988.

The previous prime is 1100161339. The next prime is 1100161379. The reversal of 1100161373 is 3731610011.

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, and also an emirpimes, since its reverse is a distinct semiprime: 3731610011 = 7001 ⋅533011.

It is a cyclic number.

It is not a de Polignac number, because 1100161373 - 2¹⁴ = 1100144989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100161379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8210093 + ... + 8210226.

It is an arithmetic number, because the mean of its divisors is an integer number (279145440).

Almost surely, 2^1100161373 is an apocalyptic number.

It is an amenable number.

1100161373 is a deficient number, since it is larger than the sum of its proper divisors (16420387).

1100161373 is an equidigital number, since it uses as much as digits as its factorization.

1100161373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16420386.

The product of its (nonzero) digits is 378, while the sum is 23.

The square root of 1100161373 is about 33168.6806038468. The cubic root of 1100161373 is about 1032.3305924242.

Adding to 1100161373 its reverse (3731610011), we get a palindrome (4831771384).

The spelling of 1100161373 in words is "one billion, one hundred million, one hundred sixty-one thousand, three hundred seventy-three".