1376347136 has 44 divisors (see below), whose sum is σ = 2758242432. Its totient is φ = 686450688.

The previous prime is 1376347129. The next prime is 1376347151. The reversal of 1376347136 is 6317436731.

It is a junction number, because it is equal to n+sod(n) for n = 1376347093 and 1376347102.

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, 472661 + ... + 475563.

It is an arithmetic number, because the mean of its divisors is an integer number (62687328).

Almost surely, 2^1376347136 is an apocalyptic number.

1376347136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1376347136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1379121216).

1376347136 is an abundant number, since it is smaller than the sum of its proper divisors (1381895296).

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

1376347136 is an equidigital number, since it uses as much as digits as its factorization.

1376347136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3386 (or 3368 counting only the distinct ones).

The product of its digits is 190512, while the sum is 41.

The square root of 1376347136 is about 37099.1527666064. The cubic root of 1376347136 is about 1112.3530787083.

The spelling of 1376347136 in words is "one billion, three hundred seventy-six million, three hundred forty-seven thousand, one hundred thirty-six".