1141440242 has 8 divisors (see below), whose sum is σ = 1713066732. Its totient is φ = 570418000.

The previous prime is 1141440241. The next prime is 1141440247. The reversal of 1141440242 is 2420441411.

It can be written as a sum of positive squares in 2 ways, for example, as 1127683561 + 13756681 = 33581^2 + 3709^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1141440241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 146309 + ... + 153912.

Almost surely, 2^1141440242 is an apocalyptic number.

1141440242 is a deficient number, since it is larger than the sum of its proper divisors (571626490).

1141440242 is a wasteful number, since it uses less digits than its factorization.

1141440242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302124.

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

The square root of 1141440242 is about 33785.2074434951. The cubic root of 1141440242 is about 1045.0836656837.

Adding to 1141440242 its reverse (2420441411), we get a palindrome (3561881653).

The spelling of 1141440242 in words is "one billion, one hundred forty-one million, four hundred forty thousand, two hundred forty-two".