1102002043 has 16 divisors (see below), whose sum is σ = 1174466304. Its totient is φ = 1032151680.

The previous prime is 1102002037. The next prime is 1102002049. The reversal of 1102002043 is 3402002011.

It is an interprime number because it is at equal distance from previous prime (1102002037) and next prime (1102002049).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1102002043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1102002049) 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 15 ways as a sum of consecutive naturals, for example, 223521 + ... + 228397.

It is an arithmetic number, because the mean of its divisors is an integer number (73404144).

Almost surely, 2^1102002043 is an apocalyptic number.

1102002043 is a deficient number, since it is larger than the sum of its proper divisors (72464261).

1102002043 is a wasteful number, since it uses less digits than its factorization.

1102002043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5142.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 1102002043 is about 33196.4161168039. The cubic root of 1102002043 is about 1032.9059992864.

Adding to 1102002043 its reverse (3402002011), we get a palindrome (4504004054).

The spelling of 1102002043 in words is "one billion, one hundred two million, two thousand, forty-three".