13577345 has 4 divisors (see below), whose sum is σ = 16292820. Its totient is φ = 10861872.

The previous prime is 13577341. The next prime is 13577363. The reversal of 13577345 is 54377531.

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

It can be written as a sum of positive squares in 2 ways, for example, as 6754801 + 6822544 = 2599^2 + 2612^2 .

It is a cyclic number.

It is not a de Polignac number, because 13577345 - 2² = 13577341 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13577341) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1357730 + ... + 1357739.

It is an arithmetic number, because the mean of its divisors is an integer number (4073205).

Almost surely, 2^13577345 is an apocalyptic number.

It is an amenable number.

13577345 is a deficient number, since it is larger than the sum of its proper divisors (2715475).

13577345 is an equidigital number, since it uses as much as digits as its factorization.

13577345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2715474.

The product of its digits is 44100, while the sum is 35.

The square root of 13577345 is about 3684.7449029750. The cubic root of 13577345 is about 238.5640237325.

The spelling of 13577345 in words is "thirteen million, five hundred seventy-seven thousand, three hundred forty-five".