13345155 has 40 divisors (see below), whose sum is σ = 24271632. Its totient is φ = 7013952.

The previous prime is 13345109. The next prime is 13345169. The reversal of 13345155 is 55154331.

It is not a de Polignac number, because 13345155 - 2⁷ = 13345027 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 33417 + ... + 33813.

Almost surely, 2^13345155 is an apocalyptic number.

13345155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13345155 is a deficient number, since it is larger than the sum of its proper divisors (10926477).

13345155 is an equidigital number, since it uses as much as digits as its factorization.

13345155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 497 (or 488 counting only the distinct ones).

The product of its digits is 4500, while the sum is 27.

The square root of 13345155 is about 3653.1021064295. The cubic root of 13345155 is about 237.1962802761.

Adding to 13345155 its reverse (55154331), we get a palindrome (68499486).

The spelling of 13345155 in words is "thirteen million, three hundred forty-five thousand, one hundred fifty-five".