11157648 has 20 divisors (see below), whose sum is σ = 28824048. Its totient is φ = 3719200.

The previous prime is 11157623. The next prime is 11157673. The reversal of 11157648 is 84675111.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11157623) and next prime (11157673).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116178 + ... + 116273.

Almost surely, 2^11157648 is an apocalyptic number.

It is an amenable number.

11157648 is an abundant number, since it is smaller than the sum of its proper divisors (17666400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11157648 is a wasteful number, since it uses less digits than its factorization.

11157648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232462 (or 232456 counting only the distinct ones).

The product of its digits is 6720, while the sum is 33.

The square root of 11157648 is about 3340.3065727565. The cubic root of 11157648 is about 223.4554160378.

The spelling of 11157648 in words is "eleven million, one hundred fifty-seven thousand, six hundred forty-eight".