11738401 has 2 divisors, whose sum is σ = 11738402. Its totient is φ = 11738400.

The previous prime is 11738399. The next prime is 11738407. The reversal of 11738401 is 10483711.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11662225 + 76176 = 3415^2 + 276^2 .

It is a cyclic number.

It is not a de Polignac number, because 11738401 - 2¹ = 11738399 is a prime.

Together with 11738399, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (11738407) 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, 5869200 + 5869201.

It is an arithmetic number, because the mean of its divisors is an integer number (5869201).

Almost surely, 2^11738401 is an apocalyptic number.

It is an amenable number.

11738401 is a deficient number, since it is larger than the sum of its proper divisors (1).

11738401 is an equidigital number, since it uses as much as digits as its factorization.

11738401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 25.

The square root of 11738401 is about 3426.1349944216. The cubic root of 11738401 is about 227.2669658224.

The spelling of 11738401 in words is "eleven million, seven hundred thirty-eight thousand, four hundred one".