11473649 has 8 divisors (see below), whose sum is σ = 12542592. Its totient is φ = 10409040.

The previous prime is 11473633. The next prime is 11473661. The reversal of 11473649 is 94637411.

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 11473649 - 2⁴ = 11473633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11473699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7352 + ... + 8774.

It is an arithmetic number, because the mean of its divisors is an integer number (1567824).

Almost surely, 2^11473649 is an apocalyptic number.

It is an amenable number.

11473649 is a deficient number, since it is larger than the sum of its proper divisors (1068943).

11473649 is a wasteful number, since it uses less digits than its factorization.

11473649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2167.

The product of its digits is 18144, while the sum is 35.

The square root of 11473649 is about 3387.2775203694. The cubic root of 11473649 is about 225.5453372690.

The spelling of 11473649 in words is "eleven million, four hundred seventy-three thousand, six hundred forty-nine".