1113443120434 has 16 divisors (see below), whose sum is σ = 1724343918336. Its totient is φ = 538668126000.

The previous prime is 1113443120423. The next prime is 1113443120437. The reversal of 1113443120434 is 4340213443111.

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 = 1113443120396 and 1113443120405.

It is not an unprimeable number, because it can be changed into a prime (1113443120437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1221592 + ... + 1928515.

It is an arithmetic number, because the mean of its divisors is an integer number (107771494896).

Almost surely, 2^{1113443120434} is an apocalyptic number.

1113443120434 is a deficient number, since it is larger than the sum of its proper divisors (610900797902).

1113443120434 is a wasteful number, since it uses less digits than its factorization.

1113443120434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3155841.

The product of its (nonzero) digits is 13824, while the sum is 31.

Adding to 1113443120434 its reverse (4340213443111), we get a palindrome (5453656563545).

The spelling of 1113443120434 in words is "one trillion, one hundred thirteen billion, four hundred forty-three million, one hundred twenty thousand, four hundred thirty-four".