1140242122 has 8 divisors (see below), whose sum is σ = 1810972836. Its totient is φ = 536584512.

The previous prime is 1140242087. The next prime is 1140242141. The reversal of 1140242122 is 2212420411.

It can be written as a sum of positive squares in 2 ways, for example, as 1137780361 + 2461761 = 33731^2 + 1569^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 1140242122.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16768233 + ... + 16768300.

Almost surely, 2^1140242122 is an apocalyptic number.

1140242122 is a deficient number, since it is larger than the sum of its proper divisors (670730714).

1140242122 is a wasteful number, since it uses less digits than its factorization.

1140242122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33536552.

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 1140242122 is about 33767.4713592830. The cubic root of 1140242122 is about 1044.7178781008.

Adding to 1140242122 its reverse (2212420411), we get a palindrome (3352662533).

The spelling of 1140242122 in words is "one billion, one hundred forty million, two hundred forty-two thousand, one hundred twenty-two".