1313355 has 8 divisors (see below), whose sum is σ = 2101392. Its totient is φ = 700448.

The previous prime is 1313339. The next prime is 1313357. The reversal of 1313355 is 5533131.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1313355 - 2⁴ = 1313339 is a prime.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (1313357) 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, 43764 + ... + 43793.

It is an arithmetic number, because the mean of its divisors is an integer number (262674).

2^1313355 is an apocalyptic number.

1313355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1313355 is a deficient number, since it is larger than the sum of its proper divisors (788037).

1313355 is an equidigital number, since it uses as much as digits as its factorization.

1313355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87565.

The product of its digits is 675, while the sum is 21.

The square root of 1313355 is about 1146.0170155805. The cubic root of 1313355 is about 109.5117478691.

Adding to 1313355 its reverse (5533131), we get a palindrome (6846486).

It can be divided in two parts, 131 and 3355, that added together give a triangular number (3486 = T₈₃).

The spelling of 1313355 in words is "one million, three hundred thirteen thousand, three hundred fifty-five".