110643401 has 8 divisors (see below), whose sum is σ = 120947904. Its totient is φ = 100379920.

The previous prime is 110643391. The next prime is 110643419. The reversal of 110643401 is 104346011.

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 110643401 - 2²² = 106449097 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (110643451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4466 + ... + 15531.

It is an arithmetic number, because the mean of its divisors is an integer number (15118488).

Almost surely, 2^110643401 is an apocalyptic number.

110643401 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

110643401 is a deficient number, since it is larger than the sum of its proper divisors (10304503).

110643401 is a wasteful number, since it uses less digits than its factorization.

110643401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20511.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 110643401 is about 10518.7166992937. The cubic root of 110643401 is about 480.0743533545.

Adding to 110643401 its reverse (104346011), we get a palindrome (214989412).

The spelling of 110643401 in words is "one hundred ten million, six hundred forty-three thousand, four hundred one".