110556001 has 2 divisors, whose sum is σ = 110556002. Its totient is φ = 110556000.

The previous prime is 110555989. The next prime is 110556011. The reversal of 110556001 is 100655011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 100000000 + 10556001 = 10000^2 + 3249^2 .

It is a cyclic number.

It is not a de Polignac number, because 110556001 - 2⁷ = 110555873 is a prime.

It is a super-2 number, since 2×110556001² = 24445258714224002, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 110556001.

It is not a weakly prime, because it can be changed into another prime (110556011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55278000 + 55278001.

It is an arithmetic number, because the mean of its divisors is an integer number (55278001).

Almost surely, 2^110556001 is an apocalyptic number.

It is an amenable number.

110556001 is a deficient number, since it is larger than the sum of its proper divisors (1).

110556001 is an equidigital number, since it uses as much as digits as its factorization.

110556001 is an odious number, because the sum of its binary digits is odd.

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

The square root of 110556001 is about 10514.5613793444. The cubic root of 110556001 is about 479.9479124613.

The spelling of 110556001 in words is "one hundred ten million, five hundred fifty-six thousand, one".