1337897 has 6 divisors (see below), whose sum is σ = 1470714. Its totient is φ = 1216160.

The previous prime is 1337891. The next prime is 1337899. The reversal of 1337897 is 7987331.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 958441 + 379456 = 979^2 + 616^2 .

It is not a de Polignac number, because 1337897 - 2¹⁰ = 1336873 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1337897.

It is not an unprimeable number, because it can be changed into a prime (1337891) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5408 + ... + 5649.

It is an arithmetic number, because the mean of its divisors is an integer number (245119).

2^1337897 is an apocalyptic number.

It is an amenable number.

1337897 is a deficient number, since it is larger than the sum of its proper divisors (132817).

1337897 is a wasteful number, since it uses less digits than its factorization.

1337897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11079 (or 11068 counting only the distinct ones).

The product of its digits is 31752, while the sum is 38.

The square root of 1337897 is about 1156.6749759548. The cubic root of 1337897 is about 110.1896727597.

The spelling of 1337897 in words is "one million, three hundred thirty-seven thousand, eight hundred ninety-seven".