1382465457 has 12 divisors (see below), whose sum is σ = 1997231184. Its totient is φ = 921488280.

The previous prime is 1382465453. The next prime is 1382465489. The reversal of 1382465457 is 7545642831.

1382465457 is a `hidden beast` number, since 138 + 2 + 4 + 65 + 457 = 666.

It is not a de Polignac number, because 1382465457 - 2² = 1382465453 is a prime.

It is a super-2 number, since 2×1382465457² = 3822421479596437698, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1382465453) 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, 74482 + ... + 91172.

It is an arithmetic number, because the mean of its divisors is an integer number (166435932).

Almost surely, 2^1382465457 is an apocalyptic number.

It is an amenable number.

1382465457 is a deficient number, since it is larger than the sum of its proper divisors (614765727).

1382465457 is a wasteful number, since it uses less digits than its factorization.

1382465457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25900 (or 25897 counting only the distinct ones).

The product of its digits is 806400, while the sum is 45.

The square root of 1382465457 is about 37181.5203696675. The cubic root of 1382465457 is about 1113.9989022248.

The spelling of 1382465457 in words is "one billion, three hundred eighty-two million, four hundred sixty-five thousand, four hundred fifty-seven".