1382489379 has 12 divisors (see below), whose sum is σ = 1999114000. Its totient is φ = 920651184.

The previous prime is 1382489369. The next prime is 1382489393. The reversal of 1382489379 is 9739842831.

1382489379 is a `hidden beast` number, since 13 + 82 + 489 + 3 + 79 = 666.

It is not a de Polignac number, because 1382489379 - 2⁸ = 1382489123 is a prime.

It is a super-2 number, since 2×1382489379² = 3822553766095611282, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1382489369) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75304 + ... + 91845.

Almost surely, 2^1382489379 is an apocalyptic number.

1382489379 is a deficient number, since it is larger than the sum of its proper divisors (616624621).

1382489379 is a wasteful number, since it uses less digits than its factorization.

1382489379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168074 (or 168071 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 54.

The square root of 1382489379 is about 37181.8420603391. The cubic root of 1382489379 is about 1114.0053276844.

The spelling of 1382489379 in words is "one billion, three hundred eighty-two million, four hundred eighty-nine thousand, three hundred seventy-nine".