1099854073 has 4 divisors (see below), whose sum is σ = 1106601808. Its totient is φ = 1093106340.

The previous prime is 1099854071. The next prime is 1099854101. The reversal of 1099854073 is 3704589901.

It is a happy number.

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: 3704589901 = 17 ⋅217917053.

It is a cyclic number.

It is not a de Polignac number, because 1099854073 - 2¹ = 1099854071 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1099854071) 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, 3373623 + ... + 3373948.

It is an arithmetic number, because the mean of its divisors is an integer number (276650452).

Almost surely, 2^1099854073 is an apocalyptic number.

It is an amenable number.

1099854073 is a deficient number, since it is larger than the sum of its proper divisors (6747735).

1099854073 is an equidigital number, since it uses as much as digits as its factorization.

1099854073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6747734.

The product of its (nonzero) digits is 272160, while the sum is 46.

The square root of 1099854073 is about 33164.0478982889. The cubic root of 1099854073 is about 1032.2344656981.

The spelling of 1099854073 in words is "one billion, ninety-nine million, eight hundred fifty-four thousand, seventy-three".