11762321 has 2 divisors, whose sum is σ = 11762322. Its totient is φ = 11762320.

The previous prime is 11762239. The next prime is 11762327. The reversal of 11762321 is 12326711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7398400 + 4363921 = 2720^2 + 2089^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11762321 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11762327) 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, 5881160 + 5881161.

It is an arithmetic number, because the mean of its divisors is an integer number (5881161).

Almost surely, 2^11762321 is an apocalyptic number.

It is an amenable number.

11762321 is a deficient number, since it is larger than the sum of its proper divisors (1).

11762321 is an equidigital number, since it uses as much as digits as its factorization.

11762321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 504, while the sum is 23.

The square root of 11762321 is about 3429.6240318729. The cubic root of 11762321 is about 227.4212326438.

The spelling of 11762321 in words is "eleven million, seven hundred sixty-two thousand, three hundred twenty-one".