11075513 has 4 divisors (see below), whose sum is σ = 11082240. Its totient is φ = 11068788.

The previous prime is 11075507. The next prime is 11075521. The reversal of 11075513 is 31557011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 11075513 - 2⁴ = 11075497 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11075573) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 956 + ... + 4802.

It is an arithmetic number, because the mean of its divisors is an integer number (2770560).

Almost surely, 2^11075513 is an apocalyptic number.

It is an amenable number.

11075513 is a deficient number, since it is larger than the sum of its proper divisors (6727).

11075513 is an equidigital number, since it uses as much as digits as its factorization.

11075513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6726.

The product of its (nonzero) digits is 525, while the sum is 23.

The square root of 11075513 is about 3327.9893329156. The cubic root of 11075513 is about 222.9057562580.

The spelling of 11075513 in words is "eleven million, seventy-five thousand, five hundred thirteen".