1387606713 has 8 divisors (see below), whose sum is σ = 1850566176. Its totient is φ = 924859200.

The previous prime is 1387606667. The next prime is 1387606751. The reversal of 1387606713 is 3176067831.

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

It is not a de Polignac number, because 1387606713 - 2¹⁰ = 1387605689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1387606763) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37023 + ... + 64388.

It is an arithmetic number, because the mean of its divisors is an integer number (231320772).

Almost surely, 2^1387606713 is an apocalyptic number.

It is an amenable number.

1387606713 is a deficient number, since it is larger than the sum of its proper divisors (462959463).

1387606713 is a wasteful number, since it uses less digits than its factorization.

1387606713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105975.

The product of its (nonzero) digits is 127008, while the sum is 42.

The square root of 1387606713 is about 37250.5934583598. The cubic root of 1387606713 is about 1115.3781454500.

The spelling of 1387606713 in words is "one billion, three hundred eighty-seven million, six hundred six thousand, seven hundred thirteen".