1140422239 has 4 divisors (see below), whose sum is σ = 1244097000. Its totient is φ = 1036747480.

The previous prime is 1140422219. The next prime is 1140422243. The reversal of 1140422239 is 9322240411.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1140422239 - 2⁵ = 1140422207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140422219) 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, 51837364 + ... + 51837385.

It is an arithmetic number, because the mean of its divisors is an integer number (311024250).

Almost surely, 2^1140422239 is an apocalyptic number.

1140422239 is a deficient number, since it is larger than the sum of its proper divisors (103674761).

1140422239 is a wasteful number, since it uses less digits than its factorization.

1140422239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103674760.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 1140422239 is about 33770.1382733326. The cubic root of 1140422239 is about 1044.7728844131.

It can be divided in two parts, 114042 and 2239, that added together give a square (116281 = 341²).

The spelling of 1140422239 in words is "one billion, one hundred forty million, four hundred twenty-two thousand, two hundred thirty-nine".