11364557 has 2 divisors, whose sum is σ = 11364558. Its totient is φ = 11364556.

The previous prime is 11364547. The next prime is 11364559. The reversal of 11364557 is 75546311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11115556 + 249001 = 3334^2 + 499^2 .

It is an emirp because it is prime and its reverse (75546311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11364557 - 2⁴ = 11364541 is a prime.

Together with 11364559, it forms a pair of twin primes.

It is a Chen prime.

It is a nialpdrome in base 15.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11364559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5682278 + 5682279.

It is an arithmetic number, because the mean of its divisors is an integer number (5682279).

Almost surely, 2^11364557 is an apocalyptic number.

It is an amenable number.

11364557 is a deficient number, since it is larger than the sum of its proper divisors (1).

11364557 is an equidigital number, since it uses as much as digits as its factorization.

11364557 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12600, while the sum is 32.

The square root of 11364557 is about 3371.1358619907. The cubic root of 11364557 is about 224.8282277446.

The spelling of 11364557 in words is "eleven million, three hundred sixty-four thousand, five hundred fifty-seven".