228110401 has 2 divisors, whose sum is σ = 228110402. Its totient is φ = 228110400.

The previous prime is 228110383. The next prime is 228110417. The reversal of 228110401 is 104011822.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 220492801 + 7617600 = 14849^2 + 2760^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-228110401 is a prime.

It is not a weakly prime, because it can be changed into another prime (228110801) 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 as a sum of consecutive naturals, namely, 114055200 + 114055201.

It is an arithmetic number, because the mean of its divisors is an integer number (114055201).

Almost surely, 2^228110401 is an apocalyptic number.

It is an amenable number.

228110401 is a deficient number, since it is larger than the sum of its proper divisors (1).

228110401 is an equidigital number, since it uses as much as digits as its factorization.

228110401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 128, while the sum is 19.

The square root of 228110401 is about 15103.3241705262. The cubic root of 228110401 is about 611.0100626667.

The spelling of 228110401 in words is "two hundred twenty-eight million, one hundred ten thousand, four hundred one".