109889061 has 8 divisors (see below), whose sum is σ = 150092544. Its totient is φ = 71472480.

The previous prime is 109889057. The next prime is 109889083. The reversal of 109889061 is 160988901.

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

It is not a de Polignac number, because 109889061 - 2² = 109889057 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109889861) 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, 446581 + ... + 446826.

It is an arithmetic number, because the mean of its divisors is an integer number (18761568).

Almost surely, 2^109889061 is an apocalyptic number.

It is an amenable number.

109889061 is a deficient number, since it is larger than the sum of its proper divisors (40203483).

109889061 is an equidigital number, since it uses as much as digits as its factorization.

109889061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 893451.

The product of its (nonzero) digits is 31104, while the sum is 42.

The square root of 109889061 is about 10482.7983382301. The cubic root of 109889061 is about 478.9808541531.

The spelling of 109889061 in words is "one hundred nine million, eight hundred eighty-nine thousand, sixty-one".