1123434101043 has 64 divisors (see below), whose sum is σ = 1717884754560. Its totient is φ = 734311319040.

The previous prime is 1123434101029. The next prime is 1123434101047. The reversal of 1123434101043 is 3401014343211.

1123434101043 is a `hidden beast` number, since 1 + 1 + 234 + 3 + 410 + 10 + 4 + 3 = 666.

It is not a de Polignac number, because 1123434101043 - 2⁸ = 1123434100787 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 1123434100998 and 1123434101016.

It is not an unprimeable number, because it can be changed into a prime (1123434101047) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 237962923 + ... + 237967643.

It is an arithmetic number, because the mean of its divisors is an integer number (26841949290).

Almost surely, 2^{1123434101043} is an apocalyptic number.

1123434101043 is a deficient number, since it is larger than the sum of its proper divisors (594450653517).

1123434101043 is an frugal number, since it uses more digits than its factorization.

1123434101043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6848 (or 6830 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 1123434101043 its reverse (3401014343211), we get a palindrome (4524448444254).

The spelling of 1123434101043 in words is "one trillion, one hundred twenty-three billion, four hundred thirty-four million, one hundred one thousand, forty-three".