1382385427 has 8 divisors (see below), whose sum is σ = 1434943440. Its totient is φ = 1330153440.

The previous prime is 1382385383. The next prime is 1382385443. The reversal of 1382385427 is 7245832831.

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

It is not a de Polignac number, because 1382385427 - 2¹⁹ = 1381861139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1382385227) 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, 72849 + ... + 89842.

It is an arithmetic number, because the mean of its divisors is an integer number (179367930).

Almost surely, 2^1382385427 is an apocalyptic number.

1382385427 is a deficient number, since it is larger than the sum of its proper divisors (52558013).

1382385427 is a wasteful number, since it uses less digits than its factorization.

1382385427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163013.

The product of its digits is 322560, while the sum is 43.

The square root of 1382385427 is about 37180.4441474278. Note that the first 3 decimals coincide. The cubic root of 1382385427 is about 1113.9774055930.

The spelling of 1382385427 in words is "one billion, three hundred eighty-two million, three hundred eighty-five thousand, four hundred twenty-seven".