1131110140442 has 8 divisors (see below), whose sum is σ = 1697701663476. Its totient is φ = 565209585952.

The previous prime is 1131110140429. The next prime is 1131110140477. The reversal of 1131110140442 is 2440410111311.

It can be written as a sum of positive squares in 2 ways, for example, as 1067524970521 + 63585169921 = 1033211^2 + 252161^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 172738043 + ... + 172744590.

Almost surely, 2^{1131110140442} is an apocalyptic number.

1131110140442 is a deficient number, since it is larger than the sum of its proper divisors (566591523034).

1131110140442 is a wasteful number, since it uses less digits than its factorization.

1131110140442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345484272.

The product of its (nonzero) digits is 384, while the sum is 23.

Adding to 1131110140442 its reverse (2440410111311), we get a palindrome (3571520251753).

The spelling of 1131110140442 in words is "one trillion, one hundred thirty-one billion, one hundred ten million, one hundred forty thousand, four hundred forty-two".