11131048 has 8 divisors (see below), whose sum is σ = 20870730. Its totient is φ = 5565520.

The previous prime is 11131037. The next prime is 11131061. The reversal of 11131048 is 84013111.

It can be written as a sum of positive squares in only one way, i.e., 9872164 + 1258884 = 3142^2 + 1122^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 695683 + ... + 695698.

Almost surely, 2^11131048 is an apocalyptic number.

It is an amenable number.

11131048 is a deficient number, since it is larger than the sum of its proper divisors (9739682).

11131048 is a wasteful number, since it uses less digits than its factorization.

11131048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1391387 (or 1391383 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 19.

The square root of 11131048 is about 3336.3225263754. The cubic root of 11131048 is about 223.2777010512.

Adding to 11131048 its reverse (84013111), we get a palindrome (95144159).

The spelling of 11131048 in words is "eleven million, one hundred thirty-one thousand, forty-eight".