11534145 has 16 divisors (see below), whose sum is σ = 21091200. Its totient is φ = 5272704.

The previous prime is 11534123. The next prime is 11534147. The reversal of 11534145 is 54143511.

It is a happy number.

It is not a de Polignac number, because 11534145 - 2⁸ = 11533889 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11534147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54820 + ... + 55029.

It is an arithmetic number, because the mean of its divisors is an integer number (1318200).

Almost surely, 2^11534145 is an apocalyptic number.

11534145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11534145 is a deficient number, since it is larger than the sum of its proper divisors (9557055).

11534145 is a wasteful number, since it uses less digits than its factorization.

11534145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109864.

The product of its digits is 1200, while the sum is 24.

The square root of 11534145 is about 3396.1956657413. The cubic root of 11534145 is about 225.9410463087.

Adding to 11534145 its reverse (54143511), we get a palindrome (65677656).

The spelling of 11534145 in words is "eleven million, five hundred thirty-four thousand, one hundred forty-five".