763541321 has 2 divisors, whose sum is σ = 763541322. Its totient is φ = 763541320.

The previous prime is 763541279. The next prime is 763541341. The reversal of 763541321 is 123145367.

763541321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 536617225 + 226924096 = 23165^2 + 15064^2 .

It is an emirp because it is prime and its reverse (123145367) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-763541321 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (763541341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 381770660 + 381770661.

It is an arithmetic number, because the mean of its divisors is an integer number (381770661).

Almost surely, 2^763541321 is an apocalyptic number.

It is an amenable number.

763541321 is a deficient number, since it is larger than the sum of its proper divisors (1).

763541321 is an equidigital number, since it uses as much as digits as its factorization.

763541321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15120, while the sum is 32.

The square root of 763541321 is about 27632.2514645477. The cubic root of 763541321 is about 913.9957612720.

Adding to 763541321 its reverse (123145367), we get a palindrome (886686688).

The spelling of 763541321 in words is "seven hundred sixty-three million, five hundred forty-one thousand, three hundred twenty-one".