1368747 has 6 divisors (see below), whose sum is σ = 1977092. Its totient is φ = 912492.

The previous prime is 1368739. The next prime is 1368761. The reversal of 1368747 is 7478631.

It is not a de Polignac number, because 1368747 - 2³ = 1368739 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1368727) by changing a digit.

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 in 5 ways as a sum of consecutive naturals, for example, 76033 + ... + 76050.

2^1368747 is an apocalyptic number.

1368747 is a deficient number, since it is larger than the sum of its proper divisors (608345).

1368747 is a wasteful number, since it uses less digits than its factorization.

1368747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152089 (or 152086 counting only the distinct ones).

The product of its digits is 28224, while the sum is 36.

The square root of 1368747 is about 1169.9346135575. The cubic root of 1368747 is about 111.0301841458.

The spelling of 1368747 in words is "one million, three hundred sixty-eight thousand, seven hundred forty-seven".