1331132003 has 4 divisors (see below), whose sum is σ = 1341293448. Its totient is φ = 1320970560.

The previous prime is 1331131999. The next prime is 1331132021. The reversal of 1331132003 is 3002311331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3002311331 = 179 ⋅16772689.

It is a cyclic number.

It is not a de Polignac number, because 1331132003 - 2² = 1331131999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1331132053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5080526 + ... + 5080787.

It is an arithmetic number, because the mean of its divisors is an integer number (335323362).

Almost surely, 2^1331132003 is an apocalyptic number.

1331132003 is a deficient number, since it is larger than the sum of its proper divisors (10161445).

1331132003 is a wasteful number, since it uses less digits than its factorization.

1331132003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10161444.

The product of its (nonzero) digits is 162, while the sum is 17.

The square root of 1331132003 is about 36484.6817582393. The cubic root of 1331132003 is about 1100.0363632607.

Adding to 1331132003 its reverse (3002311331), we get a palindrome (4333443334).

The spelling of 1331132003 in words is "one billion, three hundred thirty-one million, one hundred thirty-two thousand, three".