1140343422 has 16 divisors (see below), whose sum is σ = 2329212672. Its totient is φ = 372026840.

The previous prime is 1140343411. The next prime is 1140343471. The reversal of 1140343422 is 2243430411.

It is a junction number, because it is equal to n+sod(n) for n = 1140343392 and 1140343401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2021604 + ... + 2022167.

It is an arithmetic number, because the mean of its divisors is an integer number (145575792).

Almost surely, 2^1140343422 is an apocalyptic number.

1140343422 is an abundant number, since it is smaller than the sum of its proper divisors (1188869250).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1140343422 is a wasteful number, since it uses less digits than its factorization.

1140343422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4043823.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 1140343422 is about 33768.9712902244. The cubic root of 1140343422 is about 1044.7488150352.

Adding to 1140343422 its reverse (2243430411), we get a palindrome (3383773833).

The spelling of 1140343422 in words is "one billion, one hundred forty million, three hundred forty-three thousand, four hundred twenty-two".