1313735 has 4 divisors (see below), whose sum is σ = 1576488. Its totient is φ = 1050984.

The previous prime is 1313731. The next prime is 1313747. The reversal of 1313735 is 5373131.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1313735 - 2² = 1313731 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1313735.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313731) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131369 + ... + 131378.

It is an arithmetic number, because the mean of its divisors is an integer number (394122).

2^1313735 is an apocalyptic number.

1313735 is a deficient number, since it is larger than the sum of its proper divisors (262753).

1313735 is an equidigital number, since it uses as much as digits as its factorization.

1313735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262752.

The product of its digits is 945, while the sum is 23.

The square root of 1313735 is about 1146.1827951946. The cubic root of 1313735 is about 109.5223087231.

Adding to 1313735 its reverse (5373131), we get a palindrome (6686866).

It can be divided in two parts, 1313 and 735, that added together give a 11-th power (2048 = 2¹¹).

The spelling of 1313735 in words is "one million, three hundred thirteen thousand, seven hundred thirty-five".