1105042542452 has 24 divisors (see below), whose sum is σ = 1946485771776. Its totient is φ = 548913928608.

The previous prime is 1105042542391. The next prime is 1105042542469. The reversal of 1105042542452 is 2542452405011.

It is a super-2 number, since 2×1105042542452² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 837503 + ... + 1706310.

It is an arithmetic number, because the mean of its divisors is an integer number (81103573824).

Almost surely, 2^{1105042542452} is an apocalyptic number.

It is an amenable number.

1105042542452 is a deficient number, since it is larger than the sum of its proper divisors (841443229324).

1105042542452 is a wasteful number, since it uses less digits than its factorization.

1105042542452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2544527 (or 2544525 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 35.

Adding to 1105042542452 its reverse (2542452405011), we get a palindrome (3647494947463).

The spelling of 1105042542452 in words is "one trillion, one hundred five billion, forty-two million, five hundred forty-two thousand, four hundred fifty-two".