11910401 has 2 divisors, whose sum is σ = 11910402. Its totient is φ = 11910400.

The previous prime is 11910391. The next prime is 11910403. The reversal of 11910401 is 10401911.

11910401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11730625 + 179776 = 3425^2 + 424^2 .

It is a cyclic number.

It is not a de Polignac number, because 11910401 - 2¹⁴ = 11894017 is a prime.

Together with 11910403, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11910401.

It is not a weakly prime, because it can be changed into another prime (11910403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5955200 + 5955201.

It is an arithmetic number, because the mean of its divisors is an integer number (5955201).

Almost surely, 2^11910401 is an apocalyptic number.

It is an amenable number.

11910401 is a deficient number, since it is larger than the sum of its proper divisors (1).

11910401 is an equidigital number, since it uses as much as digits as its factorization.

11910401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 17.

The square root of 11910401 is about 3451.1448824991. The cubic root of 11910401 is about 228.3716174758.

The spelling of 11910401 in words is "eleven million, nine hundred ten thousand, four hundred one".