11241639 has 16 divisors (see below), whose sum is σ = 16716000. Its totient is φ = 7466688.

The previous prime is 11241631. The next prime is 11241649. The reversal of 11241639 is 93614211.

11241639 is a `hidden beast` number, since 1 + 1 + 24 + 1 + 639 = 666.

11241639 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11241639 - 2³ = 11241631 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11241631) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8827 + ... + 10019.

It is an arithmetic number, because the mean of its divisors is an integer number (1044750).

Almost surely, 2^11241639 is an apocalyptic number.

11241639 is a deficient number, since it is larger than the sum of its proper divisors (5474361).

11241639 is a wasteful number, since it uses less digits than its factorization.

11241639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1551 (or 1545 counting only the distinct ones).

The product of its digits is 1296, while the sum is 27.

The square root of 11241639 is about 3352.8553502947. The cubic root of 11241639 is about 224.0147139038.

The spelling of 11241639 in words is "eleven million, two hundred forty-one thousand, six hundred thirty-nine".