11333389 has 2 divisors, whose sum is σ = 11333390. Its totient is φ = 11333388.

The previous prime is 11333351. The next prime is 11333393. The reversal of 11333389 is 98333311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11222500 + 110889 = 3350^2 + 333^2 .

It is a cyclic number.

It is not a de Polignac number, because 11333389 - 2⁹ = 11332877 is a prime.

It is a plaindrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 11333389.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11333489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5666694 + 5666695.

It is an arithmetic number, because the mean of its divisors is an integer number (5666695).

Almost surely, 2^11333389 is an apocalyptic number.

It is an amenable number.

11333389 is a deficient number, since it is larger than the sum of its proper divisors (1).

11333389 is an equidigital number, since it uses as much as digits as its factorization.

11333389 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5832, while the sum is 31.

The square root of 11333389 is about 3366.5099138425. The cubic root of 11333389 is about 224.6225044566.

The spelling of 11333389 in words is "eleven million, three hundred thirty-three thousand, three hundred eighty-nine".