1327428371 has 8 divisors (see below), whose sum is σ = 1395719424. Its totient is φ = 1260018760.

The previous prime is 1327428367. The next prime is 1327428373. The reversal of 1327428371 is 1738247231.

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

It is a cyclic number.

It is not a de Polignac number, because 1327428371 - 2² = 1327428367 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1327428373) 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, 217271 + ... + 223296.

It is an arithmetic number, because the mean of its divisors is an integer number (174464928).

Almost surely, 2^1327428371 is an apocalyptic number.

1327428371 is a deficient number, since it is larger than the sum of its proper divisors (68291053).

1327428371 is a wasteful number, since it uses less digits than its factorization.

1327428371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440721.

The product of its digits is 56448, while the sum is 38.

The square root of 1327428371 is about 36433.8904181258. The cubic root of 1327428371 is about 1099.0151987616.

The spelling of 1327428371 in words is "one billion, three hundred twenty-seven million, four hundred twenty-eight thousand, three hundred seventy-one".