11749089 has 16 divisors (see below), whose sum is σ = 17680320. Its totient is φ = 6874560.

The previous prime is 11749069. The next prime is 11749099. The reversal of 11749089 is 98094711.

It is a happy number.

11749089 is digitally balanced in base 2, base 3 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11749089 - 2⁸ = 11748833 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11749039) 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, 5182 + ... + 7095.

It is an arithmetic number, because the mean of its divisors is an integer number (1105020).

Almost surely, 2^11749089 is an apocalyptic number.

It is an amenable number.

11749089 is a deficient number, since it is larger than the sum of its proper divisors (5931231).

11749089 is a wasteful number, since it uses less digits than its factorization.

11749089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12320.

The product of its (nonzero) digits is 18144, while the sum is 39.

The square root of 11749089 is about 3427.6944146175. The cubic root of 11749089 is about 227.3359216220.

Adding to 11749089 its sum of digits (39), we get a triangular number (11749128 = T₄₈₄₇).

The spelling of 11749089 in words is "eleven million, seven hundred forty-nine thousand, eighty-nine".