11148491 has 8 divisors (see below), whose sum is σ = 11798784. Its totient is φ = 10512040.

The previous prime is 11148469. The next prime is 11148503. The reversal of 11148491 is 19484111.

11148491 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 11148491 - 2¹⁰ = 11147467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11148461) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1781 + ... + 5046.

It is an arithmetic number, because the mean of its divisors is an integer number (1474848).

Almost surely, 2^11148491 is an apocalyptic number.

11148491 is a deficient number, since it is larger than the sum of its proper divisors (650293).

11148491 is an equidigital number, since it uses as much as digits as its factorization.

11148491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6921.

The product of its digits is 1152, while the sum is 29.

The square root of 11148491 is about 3338.9356088430. The cubic root of 11148491 is about 223.3942698995.

The spelling of 11148491 in words is "eleven million, one hundred forty-eight thousand, four hundred ninety-one".