1328156 has 6 divisors (see below), whose sum is σ = 2324280. Its totient is φ = 664076.

The previous prime is 1328143. The next prime is 1328161. The reversal of 1328156 is 6518231.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 166016 + ... + 166023.

It is an arithmetic number, because the mean of its divisors is an integer number (387380).

2^1328156 is an apocalyptic number.

It is an amenable number.

1328156 is a deficient number, since it is larger than the sum of its proper divisors (996124).

1328156 is a wasteful number, since it uses less digits than its factorization.

1328156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332043 (or 332041 counting only the distinct ones).

The product of its digits is 1440, while the sum is 26.

The square root of 1328156 is about 1152.4565067715. The cubic root of 1328156 is about 109.9215970238.

The spelling of 1328156 in words is "one million, three hundred twenty-eight thousand, one hundred fifty-six".