1387084506 has 16 divisors (see below), whose sum is σ = 2894785344. Its totient is φ = 442258784.

The previous prime is 1387084477. The next prime is 1387084511. The reversal of 1387084506 is 6054807831.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5025531 + ... + 5025806.

It is an arithmetic number, because the mean of its divisors is an integer number (180924084).

Almost surely, 2^1387084506 is an apocalyptic number.

1387084506 is an abundant number, since it is smaller than the sum of its proper divisors (1507700838).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1387084506 is a wasteful number, since it uses less digits than its factorization.

1387084506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10051365.

The product of its (nonzero) digits is 161280, while the sum is 42.

The square root of 1387084506 is about 37243.5834205035. The cubic root of 1387084506 is about 1115.2382087393.

The spelling of 1387084506 in words is "one billion, three hundred eighty-seven million, eighty-four thousand, five hundred six".