11481319 has 2 divisors, whose sum is σ = 11481320. Its totient is φ = 11481318.

The previous prime is 11481317. The next prime is 11481331. The reversal of 11481319 is 91318411.

11481319 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (91318411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11481319 - 2¹ = 11481317 is a prime.

It is a super-2 number, since 2×11481319² = 263641371959522, which contains 22 as substring.

Together with 11481317, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11481311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5740659 + 5740660.

It is an arithmetic number, because the mean of its divisors is an integer number (5740660).

Almost surely, 2^11481319 is an apocalyptic number.

11481319 is a deficient number, since it is larger than the sum of its proper divisors (1).

11481319 is an equidigital number, since it uses as much as digits as its factorization.

11481319 is an evil number, because the sum of its binary digits is even.

The product of its digits is 864, while the sum is 28.

The square root of 11481319 is about 3388.4095088994. The cubic root of 11481319 is about 225.5955842131.

The spelling of 11481319 in words is "eleven million, four hundred eighty-one thousand, three hundred nineteen".