13501055 has 4 divisors (see below), whose sum is σ = 16201272. Its totient is φ = 10800840.

The previous prime is 13501051. The next prime is 13501057. The reversal of 13501055 is 55010531.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 13501055 - 2² = 13501051 is a prime.

It is a super-2 number, since 2×13501055² = 364556972226050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13501051) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1350101 + ... + 1350110.

It is an arithmetic number, because the mean of its divisors is an integer number (4050318).

Almost surely, 2^13501055 is an apocalyptic number.

13501055 is a deficient number, since it is larger than the sum of its proper divisors (2700217).

13501055 is an equidigital number, since it uses as much as digits as its factorization.

13501055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2700216.

The product of its (nonzero) digits is 375, while the sum is 20.

The square root of 13501055 is about 3674.3781786855. The cubic root of 13501055 is about 238.1163602563.

Adding to 13501055 its reverse (55010531), we get a palindrome (68511586).

The spelling of 13501055 in words is "thirteen million, five hundred one thousand, fifty-five".