11405101 has 2 divisors, whose sum is σ = 11405102. Its totient is φ = 11405100.

The previous prime is 11405099. The next prime is 11405129. The reversal of 11405101 is 10150411.

11405101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9517225 + 1887876 = 3085^2 + 1374^2 .

It is a cyclic number.

It is not a de Polignac number, because 11405101 - 2¹ = 11405099 is a prime.

Together with 11405099, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11405201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5702550 + 5702551.

It is an arithmetic number, because the mean of its divisors is an integer number (5702551).

Almost surely, 2^11405101 is an apocalyptic number.

It is an amenable number.

11405101 is a deficient number, since it is larger than the sum of its proper divisors (1).

11405101 is an equidigital number, since it uses as much as digits as its factorization.

11405101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20, while the sum is 13.

The square root of 11405101 is about 3377.1439116508. The cubic root of 11405101 is about 225.0952748771.

Adding to 11405101 its reverse (10150411), we get a palindrome (21555512).

It can be divided in two parts, 1140 and 5101, that added together give a square (6241 = 79²).

The spelling of 11405101 in words is "eleven million, four hundred five thousand, one hundred one".