1321423410983 has 16 divisors (see below), whose sum is σ = 1426129700352. Its totient is φ = 1217156220000.

The previous prime is 1321423410949. The next prime is 1321423411003. The reversal of 1321423410983 is 3890143241231.

It is a cyclic number.

It is not a de Polignac number, because 1321423410983 - 2¹⁰ = 1321423409959 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1321423410983.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1321423410383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14811158 + ... + 14900108.

It is an arithmetic number, because the mean of its divisors is an integer number (89133106272).

Almost surely, 2^{1321423410983} is an apocalyptic number.

1321423410983 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1321423410983 is a deficient number, since it is larger than the sum of its proper divisors (104706289369).

1321423410983 is a wasteful number, since it uses less digits than its factorization.

1321423410983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91406.

The product of its (nonzero) digits is 124416, while the sum is 41.

The spelling of 1321423410983 in words is "one trillion, three hundred twenty-one billion, four hundred twenty-three million, four hundred ten thousand, nine hundred eighty-three".