1313158 has 16 divisors (see below), whose sum is σ = 2456064. Its totient is φ = 511560.

The previous prime is 1313153. The next prime is 1313161. The reversal of 1313158 is 8513131.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4110 + ... + 4417.

It is an arithmetic number, because the mean of its divisors is an integer number (153504).

2^1313158 is an apocalyptic number.

1313158 is a deficient number, since it is larger than the sum of its proper divisors (1142906).

1313158 is a wasteful number, since it uses less digits than its factorization.

1313158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8547.

The product of its digits is 360, while the sum is 22.

The square root of 1313158 is about 1145.9310624990. The cubic root of 1313158 is about 109.5062720982.

Adding to 1313158 its reverse (8513131), we get a palindrome (9826289).

The spelling of 1313158 in words is "one million, three hundred thirteen thousand, one hundred fifty-eight".