1140155322 has 16 divisors (see below), whose sum is σ = 2281416192. Its totient is φ = 379867520.

The previous prime is 1140155311. The next prime is 1140155339. The reversal of 1140155322 is 2235510411.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1140155292 and 1140155301.

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, 32343 + ... + 57674.

It is an arithmetic number, because the mean of its divisors is an integer number (142588512).

Almost surely, 2^1140155322 is an apocalyptic number.

1140155322 is an abundant number, since it is smaller than the sum of its proper divisors (1141260870).

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

1140155322 is a wasteful number, since it uses less digits than its factorization.

1140155322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92133.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 1140155322 is about 33766.1860742370. The cubic root of 1140155322 is about 1044.6913679965.

Adding to 1140155322 its reverse (2235510411), we get a palindrome (3375665733).

The spelling of 1140155322 in words is "one billion, one hundred forty million, one hundred fifty-five thousand, three hundred twenty-two".