1102002443 has 4 divisors (see below), whose sum is σ = 1104620448. Its totient is φ = 1099384440.

The previous prime is 1102002403. The next prime is 1102002449. The reversal of 1102002443 is 3442002011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1102002443 - 2¹⁶ = 1101936907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1102002449) 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, 1308371 + ... + 1309212.

It is an arithmetic number, because the mean of its divisors is an integer number (276155112).

Almost surely, 2^1102002443 is an apocalyptic number.

1102002443 is a deficient number, since it is larger than the sum of its proper divisors (2618005).

1102002443 is an equidigital number, since it uses as much as digits as its factorization.

1102002443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2618004.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 1102002443 is about 33196.4221415501. The cubic root of 1102002443 is about 1032.9061242597.

Adding to 1102002443 its reverse (3442002011), we get a palindrome (4544004454).

The spelling of 1102002443 in words is "one billion, one hundred two million, two thousand, four hundred forty-three".