110553121 has 4 divisors (see below), whose sum is σ = 126346432. Its totient is φ = 94759812.

The previous prime is 110553073. The next prime is 110553139. The reversal of 110553121 is 121355011.

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, and also an emirpimes, since its reverse is a distinct semiprime: 121355011 = 137 ⋅885803.

It is not a de Polignac number, because 110553121 - 2¹⁷ = 110422049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (110553221) 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, 7896645 + ... + 7896658.

It is an arithmetic number, because the mean of its divisors is an integer number (31586608).

Almost surely, 2^110553121 is an apocalyptic number.

It is an amenable number.

110553121 is a deficient number, since it is larger than the sum of its proper divisors (15793311).

110553121 is an equidigital number, since it uses as much as digits as its factorization.

110553121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15793310.

The product of its (nonzero) digits is 150, while the sum is 19.

The square root of 110553121 is about 10514.4244255214. The cubic root of 110553121 is about 479.9437448540.

The spelling of 110553121 in words is "one hundred ten million, five hundred fifty-three thousand, one hundred twenty-one".