1331000133 has 8 divisors (see below), whose sum is σ = 1851826368. Its totient is φ = 848753664.

The previous prime is 1331000107. The next prime is 1331000189. The reversal of 1331000133 is 3310001331.

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

It is not a de Polignac number, because 1331000133 - 2⁵ = 1331000101 is a prime.

It is a super-2 number, since 2×1331000133² = 3543122708092035378, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1331000233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9644860 + ... + 9644997.

It is an arithmetic number, because the mean of its divisors is an integer number (231478296).

Almost surely, 2^1331000133 is an apocalyptic number.

It is an amenable number.

1331000133 is a deficient number, since it is larger than the sum of its proper divisors (520826235).

1331000133 is a wasteful number, since it uses less digits than its factorization.

1331000133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19289883.

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

The square root of 1331000133 is about 36482.8745166825. The cubic root of 1331000133 is about 1100.0000366391. Note that the first 4 decimals are identical.

Adding to 1331000133 its reverse (3310001331), we get a palindrome (4641001464).

The spelling of 1331000133 in words is "one billion, three hundred thirty-one million, one hundred thirty-three", and thus it is an aban number.