1089434111 has 8 divisors (see below), whose sum is σ = 1121221200. Its totient is φ = 1057940352.

The previous prime is 1089434107. The next prime is 1089434117. The reversal of 1089434111 is 1114349801.

It is a happy number.

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

It is not a de Polignac number, because 1089434111 - 2² = 1089434107 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1089434117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65786 + ... + 80663.

It is an arithmetic number, because the mean of its divisors is an integer number (140152650).

Almost surely, 2^1089434111 is an apocalyptic number.

1089434111 is a deficient number, since it is larger than the sum of its proper divisors (31787089).

1089434111 is a wasteful number, since it uses less digits than its factorization.

1089434111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146665.

The product of its (nonzero) digits is 3456, while the sum is 32.

The square root of 1089434111 is about 33006.5767840290. The cubic root of 1089434111 is about 1028.9643377599.

The spelling of 1089434111 in words is "one billion, eighty-nine million, four hundred thirty-four thousand, one hundred eleven".