1112550143554 has 4 divisors (see below), whose sum is σ = 1668825215334. Its totient is φ = 556275071776.

The previous prime is 1112550143539. The next prime is 1112550143557. The reversal of 1112550143554 is 4553410552111.

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., 1067615895025 + 44934248529 = 1033255^2 + 211977^2 .

It is not an unprimeable number, because it can be changed into a prime (1112550143557) by changing a digit.

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 as a sum of consecutive naturals, namely, 278137535887 + ... + 278137535890.

Almost surely, 2^{1112550143554} is an apocalyptic number.

1112550143554 is a deficient number, since it is larger than the sum of its proper divisors (556275071780).

1112550143554 is an equidigital number, since it uses as much as digits as its factorization.

1112550143554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556275071779.

The product of its (nonzero) digits is 60000, while the sum is 37.

Adding to 1112550143554 its reverse (4553410552111), we get a palindrome (5665960695665).

The spelling of 1112550143554 in words is "one trillion, one hundred twelve billion, five hundred fifty million, one hundred forty-three thousand, five hundred fifty-four".