1331050533 has 8 divisors (see below), whose sum is σ = 1808219808. Its totient is φ = 870624144.

The previous prime is 1331050507. The next prime is 1331050559. The reversal of 1331050533 is 3350501331.

It is an interprime number because it is at equal distance from previous prime (1331050507) and next prime (1331050559).

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

It is not a de Polignac number, because 1331050533 - 2¹³ = 1331042341 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1331050583) 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, 4185535 + ... + 4185852.

It is an arithmetic number, because the mean of its divisors is an integer number (226027476).

Almost surely, 2^1331050533 is an apocalyptic number.

It is an amenable number.

1331050533 is a deficient number, since it is larger than the sum of its proper divisors (477169275).

1331050533 is an equidigital number, since it uses as much as digits as its factorization.

1331050533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8371443.

The product of its (nonzero) digits is 2025, while the sum is 24.

The square root of 1331050533 is about 36483.5652451895. The cubic root of 1331050533 is about 1100.0139207605.

Adding to 1331050533 its reverse (3350501331), we get a palindrome (4681551864).

The spelling of 1331050533 in words is "one billion, three hundred thirty-one million, fifty thousand, five hundred thirty-three".