1311153342 has 16 divisors (see below), whose sum is σ = 2666753280. Its totient is φ = 429643352.

The previous prime is 1311153331. The next prime is 1311153343. The reversal of 1311153342 is 2433511131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1311153343) 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, 1851558 + ... + 1852265.

It is an arithmetic number, because the mean of its divisors is an integer number (166672080).

Almost surely, 2^1311153342 is an apocalyptic number.

1311153342 is an abundant number, since it is smaller than the sum of its proper divisors (1355599938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1311153342 is a wasteful number, since it uses less digits than its factorization.

1311153342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3703887.

The product of its digits is 1080, while the sum is 24.

The square root of 1311153342 is about 36209.8514495710. The cubic root of 1311153342 is about 1094.5051987685.

Adding to 1311153342 its reverse (2433511131), we get a palindrome (3744664473).

The spelling of 1311153342 in words is "one billion, three hundred eleven million, one hundred fifty-three thousand, three hundred forty-two".