1336138 has 4 divisors (see below), whose sum is σ = 2004210. Its totient is φ = 668068.

The previous prime is 1336133. The next prime is 1336141. The reversal of 1336138 is 8316331.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8316331 = 191 ⋅43541.

It can be written as a sum of positive squares in only one way, i.e., 769129 + 567009 = 877^2 + 753^2 .

It is not an unprimeable number, because it can be changed into a prime (1336133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 334033 + ... + 334036.

2^1336138 is an apocalyptic number.

1336138 is a deficient number, since it is larger than the sum of its proper divisors (668072).

1336138 is an equidigital number, since it uses as much as digits as its factorization.

1336138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 668071.

The product of its digits is 1296, while the sum is 25.

The square root of 1336138 is about 1155.9143566891. The cubic root of 1336138 is about 110.1413609590.

The spelling of 1336138 in words is "one million, three hundred thirty-six thousand, one hundred thirty-eight".