1387473066 has 48 divisors (see below), whose sum is σ = 3467790144. Its totient is φ = 392712192.

The previous prime is 1387473053. The next prime is 1387473097. The reversal of 1387473066 is 6603747831.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37975 + ... + 64938.

It is an arithmetic number, because the mean of its divisors is an integer number (72245628).

Almost surely, 2^1387473066 is an apocalyptic number.

1387473066 is an abundant number, since it is smaller than the sum of its proper divisors (2080317078).

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

1387473066 is a wasteful number, since it uses less digits than its factorization.

1387473066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103035 (or 103032 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 45.

The square root of 1387473066 is about 37248.7995242800. The cubic root of 1387473066 is about 1115.3423351761.

The spelling of 1387473066 in words is "one billion, three hundred eighty-seven million, four hundred seventy-three thousand, sixty-six".