1376918136 has 128 divisors (see below), whose sum is σ = 4269830400. Its totient is φ = 407514240.

The previous prime is 1376918131. The next prime is 1376918143. The reversal of 1376918136 is 6318196731.

It is a junction number, because it is equal to n+sod(n) for n = 1376918091 and 1376918100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1376918131) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 95430 + ... + 108906.

It is an arithmetic number, because the mean of its divisors is an integer number (33358050).

Almost surely, 2^1376918136 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1376918136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2134915200).

1376918136 is an abundant number, since it is smaller than the sum of its proper divisors (2892912264).

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

1376918136 is a wasteful number, since it uses less digits than its factorization.

1376918136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13546 (or 13536 counting only the distinct ones).

The product of its digits is 163296, while the sum is 45.

The square root of 1376918136 is about 37106.8475621414. The cubic root of 1376918136 is about 1112.5068833644.

The spelling of 1376918136 in words is "one billion, three hundred seventy-six million, nine hundred eighteen thousand, one hundred thirty-six".