1347156 has 36 divisors (see below), whose sum is σ = 3555552. Its totient is φ = 429264.

The previous prime is 1347149. The next prime is 1347191. The reversal of 1347156 is 6517431.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15 + ... + 1641.

2^1347156 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1347156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1777776).

1347156 is an abundant number, since it is smaller than the sum of its proper divisors (2208396).

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

1347156 is a wasteful number, since it uses less digits than its factorization.

1347156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1660 (or 1655 counting only the distinct ones).

The product of its digits is 2520, while the sum is 27.

The square root of 1347156 is about 1160.6704958773. The cubic root of 1347156 is about 110.4432801321.

The spelling of 1347156 in words is "one million, three hundred forty-seven thousand, one hundred fifty-six".