11400533 has 2 divisors, whose sum is σ = 11400534. Its totient is φ = 11400532.

The previous prime is 11400517. The next prime is 11400563. The reversal of 11400533 is 33500411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5750404 + 5650129 = 2398^2 + 2377^2 .

It is a cyclic number.

It is not a de Polignac number, because 11400533 - 2⁴ = 11400517 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11400503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5700266 + 5700267.

It is an arithmetic number, because the mean of its divisors is an integer number (5700267).

Almost surely, 2^11400533 is an apocalyptic number.

It is an amenable number.

11400533 is a deficient number, since it is larger than the sum of its proper divisors (1).

11400533 is an equidigital number, since it uses as much as digits as its factorization.

11400533 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 11400533 is about 3376.4675327922. The cubic root of 11400533 is about 225.0652189538.

Adding to 11400533 its reverse (33500411), we get a palindrome (44900944).

The spelling of 11400533 in words is "eleven million, four hundred thousand, five hundred thirty-three".