1387534104 has 96 divisors (see below), whose sum is σ = 4236582000. Its totient is φ = 420456960.

The previous prime is 1387534091. The next prime is 1387534111. The reversal of 1387534104 is 4014357831.

It is a happy number.

1387534104 is a `hidden beast` number, since 13 + 8 + 7 + 534 + 104 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 409 + ... + 52680.

Almost surely, 2^1387534104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1387534104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2118291000).

1387534104 is an abundant number, since it is smaller than the sum of its proper divisors (2849047896).

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

1387534104 is a wasteful number, since it uses less digits than its factorization.

1387534104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53126 (or 53105 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 1387534104 is about 37249.6188436875. The cubic root of 1387534104 is about 1115.3586903926.

The spelling of 1387534104 in words is "one billion, three hundred eighty-seven million, five hundred thirty-four thousand, one hundred four".