1123001541444 has 24 divisors (see below), whose sum is σ = 2691156848128. Its totient is φ = 364216716000.

The previous prime is 1123001541373. The next prime is 1123001541601. The reversal of 1123001541444 is 4441451003211.

It is a super-2 number, since 2×1123001541444² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1264640932 + ... + 1264641819.

Almost surely, 2^{1123001541444} is an apocalyptic number.

It is an amenable number.

1123001541444 is an abundant number, since it is smaller than the sum of its proper divisors (1568155306684).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1123001541444 is a wasteful number, since it uses less digits than its factorization.

1123001541444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2529282795 (or 2529282793 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

Adding to 1123001541444 its reverse (4441451003211), we get a palindrome (5564452544655).

The spelling of 1123001541444 in words is "one trillion, one hundred twenty-three billion, one million, five hundred forty-one thousand, four hundred forty-four".