1112002109 has 2 divisors, whose sum is σ = 1112002110. Its totient is φ = 1112002108.

The previous prime is 1112002057. The next prime is 1112002127. The reversal of 1112002109 is 9012002111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 703840900 + 408161209 = 26530^2 + 20203^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1112002109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1112005109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556001054 + 556001055.

It is an arithmetic number, because the mean of its divisors is an integer number (556001055).

Almost surely, 2^1112002109 is an apocalyptic number.

It is an amenable number.

1112002109 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112002109 is an equidigital number, since it uses as much as digits as its factorization.

1112002109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 17.

The square root of 1112002109 is about 33346.6956234047. The cubic root of 1112002109 is about 1036.0209484417.

It can be divided in two parts, 1112002 and 109, that added together give a palindrome (1112111).

The spelling of 1112002109 in words is "one billion, one hundred twelve million, two thousand, one hundred nine".