1153231311342 has 16 divisors (see below), whose sum is σ = 2516141043072. Its totient is φ = 349464033720.

The previous prime is 1153231311301. The next prime is 1153231311359. The reversal of 1153231311342 is 2431131323511.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 8736600778 + ... + 8736600909.

It is an arithmetic number, because the mean of its divisors is an integer number (157258815192).

Almost surely, 2^{1153231311342} is an apocalyptic number.

1153231311342 is an abundant number, since it is smaller than the sum of its proper divisors (1362909731730).

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

1153231311342 is a wasteful number, since it uses less digits than its factorization.

1153231311342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17473201703.

The product of its digits is 6480, while the sum is 30.

Adding to 1153231311342 its reverse (2431131323511), we get a palindrome (3584362634853).

The spelling of 1153231311342 in words is "one trillion, one hundred fifty-three billion, two hundred thirty-one million, three hundred eleven thousand, three hundred forty-two".