11552135 has 8 divisors (see below), whose sum is σ = 15842976. Its totient is φ = 7921440.

The previous prime is 11552131. The next prime is 11552137. The reversal of 11552135 is 53125511.

It is a happy number.

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

It is not a de Polignac number, because 11552135 - 2² = 11552131 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11552135.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11552131) 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, 164996 + ... + 165065.

It is an arithmetic number, because the mean of its divisors is an integer number (1980372).

Almost surely, 2^11552135 is an apocalyptic number.

11552135 is a deficient number, since it is larger than the sum of its proper divisors (4290841).

11552135 is an equidigital number, since it uses as much as digits as its factorization.

11552135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330073.

The product of its digits is 750, while the sum is 23.

The square root of 11552135 is about 3398.8431855559. The cubic root of 11552135 is about 226.0584533063.

Adding to 11552135 its reverse (53125511), we get a palindrome (64677646).

The spelling of 11552135 in words is "eleven million, five hundred fifty-two thousand, one hundred thirty-five".