1386071967 has 24 divisors (see below), whose sum is σ = 2163052416. Its totient is φ = 787168368.

The previous prime is 1386071959. The next prime is 1386071993. The reversal of 1386071967 is 7691706831.

It is a happy number.

It is not a de Polignac number, because 1386071967 - 2³ = 1386071959 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1386071957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4963 + ... + 52884.

It is an arithmetic number, because the mean of its divisors is an integer number (90127184).

Almost surely, 2^1386071967 is an apocalyptic number.

1386071967 is a deficient number, since it is larger than the sum of its proper divisors (776980449).

1386071967 is a wasteful number, since it uses less digits than its factorization.

1386071967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58027 (or 58020 counting only the distinct ones).

The product of its (nonzero) digits is 381024, while the sum is 48.

The square root of 1386071967 is about 37229.9874697803. The cubic root of 1386071967 is about 1114.9667768124.

The spelling of 1386071967 in words is "one billion, three hundred eighty-six million, seventy-one thousand, nine hundred sixty-seven".