1313004 has 96 divisors (see below), whose sum is σ = 4032000. Its totient is φ = 329280.

The previous prime is 1312967. The next prime is 1313041. The reversal of 1313004 is 4003131.

It is an interprime number because it is at equal distance from previous prime (1312967) and next prime (1313041).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45262 + ... + 45290.

It is an arithmetic number, because the mean of its divisors is an integer number (42000).

2^1313004 is an apocalyptic number.

1313004 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1313004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2016000).

1313004 is an abundant number, since it is smaller than the sum of its proper divisors (2718996).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1313004 is a wasteful number, since it uses less digits than its factorization.

1313004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68 (or 52 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 1313004 is about 1145.8638662599. The cubic root of 1313004 is about 109.5019911650.

Adding to 1313004 its reverse (4003131), we get a palindrome (5316135).

The spelling of 1313004 in words is "one million, three hundred thirteen thousand, four".