1385104566 has 8 divisors (see below), whose sum is σ = 2770209144. Its totient is φ = 461701520.

The previous prime is 1385104549. The next prime is 1385104573. The reversal of 1385104566 is 6654015831.

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

1385104566 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115425375 + ... + 115425386.

It is an arithmetic number, because the mean of its divisors is an integer number (346276143).

Almost surely, 2^1385104566 is an apocalyptic number.

1385104566 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1385104566 is a wasteful number, since it uses less digits than its factorization.

1385104566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230850766.

The product of its (nonzero) digits is 86400, while the sum is 39.

The square root of 1385104566 is about 37216.9929736404. The cubic root of 1385104566 is about 1114.7073215468.

The spelling of 1385104566 in words is "one billion, three hundred eighty-five million, one hundred four thousand, five hundred sixty-six".