110997309 has 8 divisors (see below), whose sum is σ = 148560192. Its totient is φ = 73716320.

The previous prime is 110997281. The next prime is 110997323. The reversal of 110997309 is 903799011.

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

It is a cyclic number.

It is not a de Polignac number, because 110997309 - 2⁵ = 110997277 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110998309) 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, 69552 + ... + 71129.

It is an arithmetic number, because the mean of its divisors is an integer number (18570024).

Almost surely, 2^110997309 is an apocalyptic number.

It is an amenable number.

110997309 is a deficient number, since it is larger than the sum of its proper divisors (37562883).

110997309 is a wasteful number, since it uses less digits than its factorization.

110997309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140947.

The product of its (nonzero) digits is 15309, while the sum is 39.

The square root of 110997309 is about 10535.5260428704. The cubic root of 110997309 is about 480.5856696560.

The spelling of 110997309 in words is "one hundred ten million, nine hundred ninety-seven thousand, three hundred nine".