1111606240442 has 8 divisors (see below), whose sum is σ = 1694743940532. Its totient is φ = 546691593600.

The previous prime is 1111606240427. The next prime is 1111606240447. The reversal of 1111606240442 is 2440426061111.

It can be written as a sum of positive squares in 2 ways, for example, as 1097966569921 + 13639670521 = 1047839^2 + 116789^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1111606240399 and 1111606240408.

It is not an unprimeable number, because it can be changed into a prime (1111606240447) 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 in 3 ways as a sum of consecutive naturals, for example, 4555763159 + ... + 4555763402.

Almost surely, 2^{1111606240442} is an apocalyptic number.

1111606240442 is a deficient number, since it is larger than the sum of its proper divisors (583137700090).

1111606240442 is an equidigital number, since it uses as much as digits as its factorization.

1111606240442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9111526624.

The product of its (nonzero) digits is 9216, while the sum is 32.

The spelling of 1111606240442 in words is "one trillion, one hundred eleven billion, six hundred six million, two hundred forty thousand, four hundred forty-two".