1241142242 has 16 divisors (see below), whose sum is σ = 1908106200. Its totient is φ = 605122560.

The previous prime is 1241142223. The next prime is 1241142247. The reversal of 1241142242 is 2422411421.

It can be written as a sum of positive squares in 4 ways, for example, as 796311961 + 444830281 = 28219^2 + 21091^2 .

It is not an unprimeable number, because it can be changed into a prime (1241142247) 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 7 ways as a sum of consecutive naturals, for example, 287234 + ... + 291522.

Almost surely, 2^1241142242 is an apocalyptic number.

1241142242 is a deficient number, since it is larger than the sum of its proper divisors (666963958).

1241142242 is a wasteful number, since it uses less digits than its factorization.

1241142242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7861.

The product of its digits is 1024, while the sum is 23.

The square root of 1241142242 is about 35229.8487365473. The cubic root of 1241142242 is about 1074.6668495682. Note that the first 3 decimals are identical.

Adding to 1241142242 its reverse (2422411421), we get a palindrome (3663553663).

The spelling of 1241142242 in words is "one billion, two hundred forty-one million, one hundred forty-two thousand, two hundred forty-two".