1131342003 has 12 divisors (see below), whose sum is σ = 1782720888. Its totient is φ = 685661760.

The previous prime is 1131341969. The next prime is 1131342077. The reversal of 1131342003 is 3002431311.

It is not a de Polignac number, because 1131342003 - 2¹³ = 1131333811 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1131347003) 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 11 ways as a sum of consecutive naturals, for example, 5713750 + ... + 5713947.

It is an arithmetic number, because the mean of its divisors is an integer number (148560074).

Almost surely, 2^1131342003 is an apocalyptic number.

1131342003 is a deficient number, since it is larger than the sum of its proper divisors (651378885).

1131342003 is a wasteful number, since it uses less digits than its factorization.

1131342003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11427714 (or 11427711 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1131342003 is about 33635.4277957037. The cubic root of 1131342003 is about 1041.9926057686.

Adding to 1131342003 its reverse (3002431311), we get a palindrome (4133773314).

The spelling of 1131342003 in words is "one billion, one hundred thirty-one million, three hundred forty-two thousand, three".