111673089 has 24 divisors (see below), whose sum is σ = 185234400. Its totient is φ = 64117440.

The previous prime is 111673087. The next prime is 111673091. The reversal of 111673089 is 980376111.

It is an interprime number because it is at equal distance from previous prime (111673087) and next prime (111673091).

It is not a de Polignac number, because 111673089 - 2¹ = 111673087 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111673087) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27804 + ... + 31565.

It is an arithmetic number, because the mean of its divisors is an integer number (7718100).

Almost surely, 2^111673089 is an apocalyptic number.

111673089 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

111673089 is a deficient number, since it is larger than the sum of its proper divisors (73561311).

111673089 is a wasteful number, since it uses less digits than its factorization.

111673089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59405 (or 59402 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 36.

The square root of 111673089 is about 10567.5488643299. The cubic root of 111673089 is about 481.5590064945.

The spelling of 111673089 in words is "one hundred eleven million, six hundred seventy-three thousand, eighty-nine".