1134344323421 has 4 divisors (see below), whose sum is σ = 1135854769344. Its totient is φ = 1132833877500.

The previous prime is 1134344323417. The next prime is 1134344323429. The reversal of 1134344323421 is 1243234434311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1134344323421 - 2² = 1134344323417 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1134344323429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 755221835 + ... + 755223336.

It is an arithmetic number, because the mean of its divisors is an integer number (283963692336).

Almost surely, 2^{1134344323421} is an apocalyptic number.

It is an amenable number.

1134344323421 is a deficient number, since it is larger than the sum of its proper divisors (1510445923).

1134344323421 is an equidigital number, since it uses as much as digits as its factorization.

1134344323421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1510445922.

The product of its digits is 82944, while the sum is 35.

Adding to 1134344323421 its reverse (1243234434311), we get a palindrome (2377578757732).

The spelling of 1134344323421 in words is "one trillion, one hundred thirty-four billion, three hundred forty-four million, three hundred twenty-three thousand, four hundred twenty-one".