11423775 has 48 divisors (see below), whose sum is σ = 21034368. Its totient is φ = 5424000.

The previous prime is 11423761. The next prime is 11423821. The reversal of 11423775 is 57732411.

11423775 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11423775 - 2⁴ = 11423759 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 50212 + ... + 50438.

It is an arithmetic number, because the mean of its divisors is an integer number (438216).

Almost surely, 2^11423775 is an apocalyptic number.

11423775 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11423775 is a deficient number, since it is larger than the sum of its proper divisors (9610593).

11423775 is a wasteful number, since it uses less digits than its factorization.

11423775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312 (or 307 counting only the distinct ones).

The product of its digits is 5880, while the sum is 30.

The square root of 11423775 is about 3379.9075431142. The cubic root of 11423775 is about 225.2180602022.

The spelling of 11423775 in words is "eleven million, four hundred twenty-three thousand, seven hundred seventy-five".