1043243121334 has 32 divisors (see below), whose sum is σ = 1684097547264. Its totient is φ = 483752636640.

The previous prime is 1043243121313. The next prime is 1043243121391. The reversal of 1043243121334 is 4331213423401.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a junction number, because it is equal to n+sod(n) for n = 1043243121296 and 1043243121305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3550344 + ... + 3832939.

It is an arithmetic number, because the mean of its divisors is an integer number (52628048352).

Almost surely, 2^{1043243121334} is an apocalyptic number.

1043243121334 is a deficient number, since it is larger than the sum of its proper divisors (640854425930).

1043243121334 is a wasteful number, since it uses less digits than its factorization.

1043243121334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7383412.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 1043243121334 its reverse (4331213423401), we get a palindrome (5374456544735).

The spelling of 1043243121334 in words is "one trillion, forty-three billion, two hundred forty-three million, one hundred twenty-one thousand, three hundred thirty-four".