1375937808 has 40 divisors (see below), whose sum is σ = 4062293568. Its totient is φ = 393124992.

The previous prime is 1375937803. The next prime is 1375937837. The reversal of 1375937808 is 8087395731.

It is not an unprimeable number, because it can be changed into a prime (1375937803) 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, 2047191 + ... + 2047862.

Almost surely, 2^1375937808 is an apocalyptic number.

It is an amenable number.

1375937808 is an abundant number, since it is smaller than the sum of its proper divisors (2686355760).

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

1375937808 is a wasteful number, since it uses less digits than its factorization.

1375937808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4095071 (or 4095065 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 51.

The square root of 1375937808 is about 37093.6356805315. The cubic root of 1375937808 is about 1112.2427958701.

The spelling of 1375937808 in words is "one billion, three hundred seventy-five million, nine hundred thirty-seven thousand, eight hundred eight".