1102044403 has 8 divisors (see below), whose sum is σ = 1168395200. Its totient is φ = 1036528488.

The previous prime is 1102044373. The next prime is 1102044413. The reversal of 1102044403 is 3044402011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1102044403 - 2²⁹ = 565173491 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1102044413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 206001 + ... + 211282.

It is an arithmetic number, because the mean of its divisors is an integer number (146049400).

Almost surely, 2^1102044403 is an apocalyptic number.

1102044403 is a deficient number, since it is larger than the sum of its proper divisors (66350797).

1102044403 is a wasteful number, since it uses less digits than its factorization.

1102044403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417441.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 1102044403 is about 33197.0541313533. The cubic root of 1102044403 is about 1032.9192337862.

Adding to 1102044403 its reverse (3044402011), we get a palindrome (4146446414).

The spelling of 1102044403 in words is "one billion, one hundred two million, forty-four thousand, four hundred three".