1338937 has 12 divisors (see below), whose sum is σ = 1469916. Its totient is φ = 1218560.

The previous prime is 1338923. The next prime is 1338941. The reversal of 1338937 is 7398331.

It can be written as a sum of positive squares in 6 ways, for example, as 126736 + 1212201 = 356^2 + 1101^2 .

It is not a de Polignac number, because 1338937 - 2⁷ = 1338809 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1338907) 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 11 ways as a sum of consecutive naturals, for example, 11793 + ... + 11905.

It is an arithmetic number, because the mean of its divisors is an integer number (122493).

2^1338937 is an apocalyptic number.

1338937 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

1338937 is a deficient number, since it is larger than the sum of its proper divisors (130979).

1338937 is a wasteful number, since it uses less digits than its factorization.

1338937 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188 (or 171 counting only the distinct ones).

The product of its digits is 13608, while the sum is 34.

The square root of 1338937 is about 1157.1244531164. The cubic root of 1338937 is about 110.2182169548.

The spelling of 1338937 in words is "one million, three hundred thirty-eight thousand, nine hundred thirty-seven".