1375874768 has 10 divisors (see below), whose sum is σ = 2665757394. Its totient is φ = 687937376.

The previous prime is 1375874713. The next prime is 1375874771. The reversal of 1375874768 is 8674785731.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1193840704 + 182034064 = 34552^2 + 13492^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42996071 + ... + 42996102.

Almost surely, 2^1375874768 is an apocalyptic number.

It is an amenable number.

1375874768 is a deficient number, since it is larger than the sum of its proper divisors (1289882626).

1375874768 is an equidigital number, since it uses as much as digits as its factorization.

1375874768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85992181 (or 85992175 counting only the distinct ones).

The product of its digits is 7902720, while the sum is 56.

The square root of 1375874768 is about 37092.7859293421. The cubic root of 1375874768 is about 1112.2258094297.

The spelling of 1375874768 in words is "one billion, three hundred seventy-five million, eight hundred seventy-four thousand, seven hundred sixty-eight".