11239613 has 8 divisors (see below), whose sum is σ = 14013120. Its totient is φ = 8758080.

The previous prime is 11239607. The next prime is 11239619. The reversal of 11239613 is 31693211.

11239613 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11239607) and next prime (11239619).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11239613 - 2⁴ = 11239597 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11239619) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72908 + ... + 73061.

It is an arithmetic number, because the mean of its divisors is an integer number (1751640).

Almost surely, 2^11239613 is an apocalyptic number.

It is an amenable number.

11239613 is a deficient number, since it is larger than the sum of its proper divisors (2773507).

11239613 is a wasteful number, since it uses less digits than its factorization.

11239613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145987.

The product of its digits is 972, while the sum is 26.

The square root of 11239613 is about 3352.5532061401. The cubic root of 11239613 is about 224.0012555733.

The spelling of 11239613 in words is "eleven million, two hundred thirty-nine thousand, six hundred thirteen".