1333131 has 8 divisors (see below), whose sum is σ = 1797840. Its totient is φ = 878592.

The previous prime is 1333121. The next prime is 1333133. The reversal of 1333131 is 1313331.

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

It is not a de Polignac number, because 1333131 - 2¹⁸ = 1070987 is a prime.

It is a super-2 number, since 2×1333131² = 3554476526322, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

1333131 is a lucky number.

It is a plaindrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 1333131.

It is not an unprimeable number, because it can be changed into a prime (1333133) 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 7 ways as a sum of consecutive naturals, for example, 2230 + ... + 2763.

It is an arithmetic number, because the mean of its divisors is an integer number (224730).

2^1333131 is an apocalyptic number.

1333131 is a deficient number, since it is larger than the sum of its proper divisors (464709).

1333131 is an equidigital number, since it uses as much as digits as its factorization.

1333131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5085.

The product of its digits is 81, while the sum is 15.

The square root of 1333131 is about 1154.6129221518. The cubic root of 1333131 is about 110.0586739320.

Adding to 1333131 its reverse (1313331), we get a palindrome (2646462).

The spelling of 1333131 in words is "one million, three hundred thirty-three thousand, one hundred thirty-one".