1229916483943 has 24 divisors (see below), whose sum is σ = 1465745594544. Its totient is φ = 1028409782400.

The previous prime is 1229916483907. The next prime is 1229916483967. The reversal of 1229916483943 is 3493846199221.

It is a de Polignac number, because none of the positive numbers 2^k-1229916483943 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1229916483343) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31584121 + ... + 31623037.

It is an arithmetic number, because the mean of its divisors is an integer number (61072733106).

Almost surely, 2^{1229916483943} is an apocalyptic number.

1229916483943 is a deficient number, since it is larger than the sum of its proper divisors (235829110601).

1229916483943 is a wasteful number, since it uses less digits than its factorization.

1229916483943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54703 (or 54696 counting only the distinct ones).

The product of its digits is 20155392, while the sum is 61.

The spelling of 1229916483943 in words is "one trillion, two hundred twenty-nine billion, nine hundred sixteen million, four hundred eighty-three thousand, nine hundred forty-three".