1338081 has 8 divisors (see below), whose sum is σ = 1792224. Its totient is φ = 888000.

The previous prime is 1338049. The next prime is 1338101. The reversal of 1338081 is 1808331.

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

It is not a de Polignac number, because 1338081 - 2⁵ = 1338049 is a prime.

It is a super-2 number, since 2×1338081² = 3580921525122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1338041) 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, 136 + ... + 1641.

It is an arithmetic number, because the mean of its divisors is an integer number (224028).

2^1338081 is an apocalyptic number.

It is an amenable number.

1338081 is a deficient number, since it is larger than the sum of its proper divisors (454143).

1338081 is a wasteful number, since it uses less digits than its factorization.

1338081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2031.

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 1338081 is about 1156.7545115538. The cubic root of 1338081 is about 110.1947239633.

The spelling of 1338081 in words is "one million, three hundred thirty-eight thousand, eighty-one".