1368285406 has 4 divisors (see below), whose sum is σ = 2052428112. Its totient is φ = 684142702.

The previous prime is 1368285389. The next prime is 1368285431. The reversal of 1368285406 is 6045828631.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 342071350 + ... + 342071353.

It is an arithmetic number, because the mean of its divisors is an integer number (513107028).

Almost surely, 2^1368285406 is an apocalyptic number.

1368285406 is a deficient number, since it is larger than the sum of its proper divisors (684142706).

1368285406 is an equidigital number, since it uses as much as digits as its factorization.

1368285406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 684142705.

The product of its (nonzero) digits is 276480, while the sum is 43.

The square root of 1368285406 is about 36990.3420638415. The cubic root of 1368285406 is about 1110.1770152993.

The spelling of 1368285406 in words is "one billion, three hundred sixty-eight million, two hundred eighty-five thousand, four hundred six".