1100052189 has 6 divisors (see below), whose sum is σ = 1588964286. Its totient is φ = 733368120.

The previous prime is 1100052131. The next prime is 1100052199. The reversal of 1100052189 is 9812500011.

It can be written as a sum of positive squares in only one way, i.e., 838971225 + 261080964 = 28965^2 + 16158^2 .

It is not a de Polignac number, because 1100052189 - 2⁹ = 1100051677 is a prime.

It is a super-2 number, since 2×1100052189² = 2420229637047383442, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100052199) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 61114002 + ... + 61114019.

It is an arithmetic number, because the mean of its divisors is an integer number (264827381).

Almost surely, 2^1100052189 is an apocalyptic number.

It is an amenable number.

1100052189 is a deficient number, since it is larger than the sum of its proper divisors (488912097).

1100052189 is a wasteful number, since it uses less digits than its factorization.

1100052189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122228027 (or 122228024 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 27.

The square root of 1100052189 is about 33167.0346730002. The cubic root of 1100052189 is about 1032.2964405518.

The spelling of 1100052189 in words is "one billion, one hundred million, fifty-two thousand, one hundred eighty-nine".