1356776804 has 12 divisors (see below), whose sum is σ = 2388578304. Its totient is φ = 674325864.

The previous prime is 1356776779. The next prime is 1356776819. The reversal of 1356776804 is 4086776531.

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, 1014884 + ... + 1016219.

It is an arithmetic number, because the mean of its divisors is an integer number (199048192).

Almost surely, 2^1356776804 is an apocalyptic number.

It is an amenable number.

1356776804 is a deficient number, since it is larger than the sum of its proper divisors (1031801500).

1356776804 is a wasteful number, since it uses less digits than its factorization.

1356776804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2031274 (or 2031272 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 47.

The square root of 1356776804 is about 36834.4513193831. The cubic root of 1356776804 is about 1107.0556940622.

The spelling of 1356776804 in words is "one billion, three hundred fifty-six million, seven hundred seventy-six thousand, eight hundred four".