11315145 has 8 divisors (see below), whose sum is σ = 18104256. Its totient is φ = 6034736.

The previous prime is 11315137. The next prime is 11315153. The reversal of 11315145 is 54151311.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11315137) and next prime (11315153).

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

It is a cyclic number.

It is not a de Polignac number, because 11315145 - 2³ = 11315137 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 377157 + ... + 377186.

It is an arithmetic number, because the mean of its divisors is an integer number (2263032).

Almost surely, 2^11315145 is an apocalyptic number.

11315145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11315145 is a deficient number, since it is larger than the sum of its proper divisors (6789111).

11315145 is an equidigital number, since it uses as much as digits as its factorization.

11315145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 754351.

The product of its digits is 300, while the sum is 21.

The square root of 11315145 is about 3363.7991913906. The cubic root of 11315145 is about 224.5019105232.

Adding to 11315145 its reverse (54151311), we get a palindrome (65466456).

The spelling of 11315145 in words is "eleven million, three hundred fifteen thousand, one hundred forty-five".