13316145 has 8 divisors (see below), whose sum is σ = 21305856. Its totient is φ = 7101936.

The previous prime is 13316141. The next prime is 13316153. The reversal of 13316145 is 54161331.

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

It is not a de Polignac number, because 13316145 - 2² = 13316141 is a prime.

It is a super-2 number, since 2×13316145² = 354639435322050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13316141) 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, 443857 + ... + 443886.

It is an arithmetic number, because the mean of its divisors is an integer number (2663232).

Almost surely, 2^13316145 is an apocalyptic number.

13316145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13316145 is a deficient number, since it is larger than the sum of its proper divisors (7989711).

13316145 is an equidigital number, since it uses as much as digits as its factorization.

13316145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 887751.

The product of its digits is 1080, while the sum is 24.

The square root of 13316145 is about 3649.1293482144. The cubic root of 13316145 is about 237.0242813699.

Adding to 13316145 its reverse (54161331), we get a palindrome (67477476).

The spelling of 13316145 in words is "thirteen million, three hundred sixteen thousand, one hundred forty-five".