1331243012134 has 16 divisors (see below), whose sum is σ = 2300100415488. Its totient is φ = 566040335112.

The previous prime is 1331243012017. The next prime is 1331243012147. The reversal of 1331243012134 is 4312103421331.

It is a congruent number.

It is an unprimeable number.

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, 374363524 + ... + 374367079.

It is an arithmetic number, because the mean of its divisors is an integer number (143756275968).

Almost surely, 2^{1331243012134} is an apocalyptic number.

1331243012134 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1331243012134 is a deficient number, since it is larger than the sum of its proper divisors (968857403354).

1331243012134 is a wasteful number, since it uses less digits than its factorization.

1331243012134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 748730739.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 1331243012134 its reverse (4312103421331), we get a palindrome (5643346433465).

The spelling of 1331243012134 in words is "one trillion, three hundred thirty-one billion, two hundred forty-three million, twelve thousand, one hundred thirty-four".