1370747 has 8 divisors (see below), whose sum is σ = 1593600. Its totient is φ = 1154664.

The previous prime is 1370741. The next prime is 1370749. The reversal of 1370747 is 7470731.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1370747 - 2⁶ = 1370683 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1370741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1247 + ... + 2072.

It is an arithmetic number, because the mean of its divisors is an integer number (199200).

2^1370747 is an apocalyptic number.

1370747 is a deficient number, since it is larger than the sum of its proper divisors (222853).

1370747 is an equidigital number, since it uses as much as digits as its factorization.

1370747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3385.

The product of its (nonzero) digits is 4116, while the sum is 29.

The square root of 1370747 is about 1170.7890501709. The cubic root of 1370747 is about 111.0842365744.

Subtracting from 1370747 its product of nonzero digits (4116), we obtain a palindrome (1366631).

The spelling of 1370747 in words is "one million, three hundred seventy thousand, seven hundred forty-seven".