1313241 has 8 divisors (see below), whose sum is σ = 1798464. Its totient is φ = 851760.

The previous prime is 1313239. The next prime is 1313293. The reversal of 1313241 is 1423131.

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

It is not a de Polignac number, because 1313241 - 2¹ = 1313239 is a prime.

1313241 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 1313241.

It is not an unprimeable number, because it can be changed into a prime (1313041) 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, 5805 + ... + 6026.

It is an arithmetic number, because the mean of its divisors is an integer number (224808).

2^1313241 is an apocalyptic number.

It is an amenable number.

1313241 is a deficient number, since it is larger than the sum of its proper divisors (485223).

1313241 is a wasteful number, since it uses less digits than its factorization.

1313241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11871.

The product of its digits is 72, while the sum is 15.

The square root of 1313241 is about 1145.9672770197. The cubic root of 1313241 is about 109.5085792156.

Adding to 1313241 its reverse (1423131), we get a palindrome (2736372).

The spelling of 1313241 in words is "one million, three hundred thirteen thousand, two hundred forty-one".