1370065 has 8 divisors (see below), whose sum is σ = 1660968. Its totient is φ = 1084800.

The previous prime is 1370063. The next prime is 1370069. The reversal of 1370065 is 5600731.

It can be written as a sum of positive squares in 4 ways, for example, as 906304 + 463761 = 952^2 + 681^2 .

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

It is not a de Polignac number, because 1370065 - 2¹ = 1370063 is a prime.

It is a Duffinian number.

1370065 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1370063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 852 + ... + 1861.

It is an arithmetic number, because the mean of its divisors is an integer number (207621).

2^1370065 is an apocalyptic number.

It is an amenable number.

1370065 is a deficient number, since it is larger than the sum of its proper divisors (290903).

1370065 is a wasteful number, since it uses less digits than its factorization.

1370065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2819.

The product of its (nonzero) digits is 630, while the sum is 22.

The square root of 1370065 is about 1170.4977573665. The cubic root of 1370065 is about 111.0658106074.

Adding to 1370065 its reverse (5600731), we get a palindrome (6970796).

The spelling of 1370065 in words is "one million, three hundred seventy thousand, sixty-five".