110645421 has 4 divisors (see below), whose sum is σ = 147527232. Its totient is φ = 73763612.

The previous prime is 110645371. The next prime is 110645459. The reversal of 110645421 is 124546011.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 110645421 - 2¹¹ = 110643373 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 110645391 and 110645400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110645621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18440901 + ... + 18440906.

It is an arithmetic number, because the mean of its divisors is an integer number (36881808).

Almost surely, 2^110645421 is an apocalyptic number.

It is an amenable number.

110645421 is a deficient number, since it is larger than the sum of its proper divisors (36881811).

110645421 is an equidigital number, since it uses as much as digits as its factorization.

110645421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36881810.

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 110645421 is about 10518.8127181731. The cubic root of 110645421 is about 480.0772748853.

The spelling of 110645421 in words is "one hundred ten million, six hundred forty-five thousand, four hundred twenty-one".