11148923 has 8 divisors (see below), whose sum is σ = 11893392. Its totient is φ = 10414336.

The previous prime is 11148899. The next prime is 11148947. The reversal of 11148923 is 32984111.

It is an interprime number because it is at equal distance from previous prime (11148899) and next prime (11148947).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-11148923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11148983) 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, 65 + ... + 4722.

It is an arithmetic number, because the mean of its divisors is an integer number (1486674).

Almost surely, 2^11148923 is an apocalyptic number.

11148923 is a deficient number, since it is larger than the sum of its proper divisors (744469).

11148923 is a wasteful number, since it uses less digits than its factorization.

11148923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4941.

The product of its digits is 1728, while the sum is 29.

The square root of 11148923 is about 3339.0002994909. Note that the first 3 decimals coincide. The cubic root of 11148923 is about 223.3971553446.

The spelling of 11148923 in words is "eleven million, one hundred forty-eight thousand, nine hundred twenty-three".