13161346 has 16 divisors (see below), whose sum is σ = 21860640. Its totient is φ = 5892480.

The previous prime is 13161301. The next prime is 13161347. The reversal of 13161346 is 64316131.

13161346 = T₅₉₃ + T₅₉₄ + ... + T₆₅₉.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 13161346.

It is not an unprimeable number, because it can be changed into a prime (13161347) 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, 2991 + ... + 5938.

It is an arithmetic number, because the mean of its divisors is an integer number (1366290).

Almost surely, 2^13161346 is an apocalyptic number.

13161346 is a deficient number, since it is larger than the sum of its proper divisors (8699294).

13161346 is a wasteful number, since it uses less digits than its factorization.

13161346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9009.

The product of its digits is 1296, while the sum is 25.

The square root of 13161346 is about 3627.8569431553. The cubic root of 13161346 is about 236.1022371362.

Adding to 13161346 its reverse (64316131), we get a palindrome (77477477).

It can be divided in two parts, 1316 and 1346, that added together give a palindrome (2662).

The spelling of 13161346 in words is "thirteen million, one hundred sixty-one thousand, three hundred forty-six".