11896613 has 2 divisors, whose sum is σ = 11896614. Its totient is φ = 11896612.

The previous prime is 11896609. The next prime is 11896631. The reversal of 11896613 is 31669811.

11896613 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

Together with next prime (11896631) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10745284 + 1151329 = 3278^2 + 1073^2 .

It is an emirp because it is prime and its reverse (31669811) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11896613 - 2² = 11896609 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11896663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5948306 + 5948307.

It is an arithmetic number, because the mean of its divisors is an integer number (5948307).

Almost surely, 2^11896613 is an apocalyptic number.

It is an amenable number.

11896613 is a deficient number, since it is larger than the sum of its proper divisors (1).

11896613 is an equidigital number, since it uses as much as digits as its factorization.

11896613 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 35.

The square root of 11896613 is about 3449.1467060709. The cubic root of 11896613 is about 228.2834591314.

The spelling of 11896613 in words is "eleven million, eight hundred ninety-six thousand, six hundred thirteen".