11547313 has 2 divisors, whose sum is σ = 11547314. Its totient is φ = 11547312.

The previous prime is 11547271. The next prime is 11547323. The reversal of 11547313 is 31374511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11242609 + 304704 = 3353^2 + 552^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11547313 is a prime.

It is not a weakly prime, because it can be changed into another prime (11547323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5773656 + 5773657.

It is an arithmetic number, because the mean of its divisors is an integer number (5773657).

Almost surely, 2^11547313 is an apocalyptic number.

It is an amenable number.

11547313 is a deficient number, since it is larger than the sum of its proper divisors (1).

11547313 is an equidigital number, since it uses as much as digits as its factorization.

11547313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1260, while the sum is 25.

The square root of 11547313 is about 3398.1337525177. The cubic root of 11547313 is about 226.0269957571.

The spelling of 11547313 in words is "eleven million, five hundred forty-seven thousand, three hundred thirteen".