11375505 has 16 divisors (see below), whose sum is σ = 20223360. Its totient is φ = 6066864.

The previous prime is 11375489. The next prime is 11375531. The reversal of 11375505 is 50557311.

11375505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11375505 - 2⁴ = 11375489 is a prime.

It is a super-2 number, since 2×11375505² = 258804228010050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41997 + ... + 42266.

It is an arithmetic number, because the mean of its divisors is an integer number (1263960).

Almost surely, 2^11375505 is an apocalyptic number.

11375505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11375505 is a deficient number, since it is larger than the sum of its proper divisors (8847855).

11375505 is an equidigital number, since it uses as much as digits as its factorization.

11375505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84277 (or 84271 counting only the distinct ones).

The product of its (nonzero) digits is 2625, while the sum is 27.

The square root of 11375505 is about 3372.7592561581. The cubic root of 11375505 is about 224.9004003617.

The spelling of 11375505 in words is "eleven million, three hundred seventy-five thousand, five hundred five".