1386137914 has 16 divisors (see below), whose sum is σ = 2387503296. Its totient is φ = 591242400.

The previous prime is 1386137861. The next prime is 1386137923. The reversal of 1386137914 is 4197316831.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 231667 + ... + 237574.

It is an arithmetic number, because the mean of its divisors is an integer number (149218956).

Almost surely, 2^1386137914 is an apocalyptic number.

1386137914 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1386137914 is a deficient number, since it is larger than the sum of its proper divisors (1001365382).

1386137914 is a wasteful number, since it uses less digits than its factorization.

1386137914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469461.

The product of its digits is 108864, while the sum is 43.

The square root of 1386137914 is about 37230.8731297025. The cubic root of 1386137914 is about 1114.9844592872.

The spelling of 1386137914 in words is "one billion, three hundred eighty-six million, one hundred thirty-seven thousand, nine hundred fourteen".