11491748 has 6 divisors (see below), whose sum is σ = 20110566. Its totient is φ = 5745872.

The previous prime is 11491741. The next prime is 11491759. The reversal of 11491748 is 84719411.

It can be written as a sum of positive squares in only one way, i.e., 11437924 + 53824 = 3382^2 + 232^2 .

It is not an unprimeable number, because it can be changed into a prime (11491741) 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 as a sum of consecutive naturals, namely, 1436465 + ... + 1436472.

It is an arithmetic number, because the mean of its divisors is an integer number (3351761).

Almost surely, 2^11491748 is an apocalyptic number.

It is an amenable number.

11491748 is a deficient number, since it is larger than the sum of its proper divisors (8618818).

11491748 is a wasteful number, since it uses less digits than its factorization.

11491748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2872941 (or 2872939 counting only the distinct ones).

The product of its digits is 8064, while the sum is 35.

The square root of 11491748 is about 3389.9480821983. The cubic root of 11491748 is about 225.6638697571.

The spelling of 11491748 in words is "eleven million, four hundred ninety-one thousand, seven hundred forty-eight".