1316142 has 16 divisors (see below), whose sum is σ = 2924880. Its totient is φ = 438696.

The previous prime is 1316099. The next prime is 1316143. The reversal of 1316142 is 2416131.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1316143) 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, 12133 + ... + 12240.

It is an arithmetic number, because the mean of its divisors is an integer number (182805).

2^1316142 is an apocalyptic number.

1316142 is an abundant number, since it is smaller than the sum of its proper divisors (1608738).

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

1316142 is a wasteful number, since it uses less digits than its factorization.

1316142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24384 (or 24378 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 1316142 is about 1147.2323217204. The cubic root of 1316142 is about 109.5891561367.

It can be divided in two parts, 13161 and 42, that added together give a triangular number (13203 = T₁₆₂).

The spelling of 1316142 in words is "one million, three hundred sixteen thousand, one hundred forty-two".