1123532544434 has 4 divisors (see below), whose sum is σ = 1685298816654. Its totient is φ = 561766272216.

The previous prime is 1123532544419. The next prime is 1123532544469. The reversal of 1123532544434 is 4344452353211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 805870676209 + 317661868225 = 897703^2 + 563615^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1123532544391 and 1123532544400.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280883136107 + ... + 280883136110.

Almost surely, 2^{1123532544434} is an apocalyptic number.

1123532544434 is a deficient number, since it is larger than the sum of its proper divisors (561766272220).

1123532544434 is an equidigital number, since it uses as much as digits as its factorization.

1123532544434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561766272219.

The product of its digits is 691200, while the sum is 41.

Adding to 1123532544434 its reverse (4344452353211), we get a palindrome (5467984897645).

The spelling of 1123532544434 in words is "one trillion, one hundred twenty-three billion, five hundred thirty-two million, five hundred forty-four thousand, four hundred thirty-four".