1140122232 has 24 divisors (see below), whose sum is σ = 3087831240. Its totient is φ = 380040720.

The previous prime is 1140122231. The next prime is 1140122251. The reversal of 1140122232 is 2322210411.

It is a happy number.

1140122232 is a `hidden beast` number, since 11 + 401 + 22 + 232 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140122231) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7917444 + ... + 7917587.

It is an arithmetic number, because the mean of its divisors is an integer number (128659635).

Almost surely, 2^1140122232 is an apocalyptic number.

1140122232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1140122232 is an abundant number, since it is smaller than the sum of its proper divisors (1947709008).

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

1140122232 is a wasteful number, since it uses less digits than its factorization.

1140122232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15835043 (or 15835036 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1140122232 is about 33765.6960834513. The cubic root of 1140122232 is about 1044.6812614285.

Adding to 1140122232 its reverse (2322210411), we get a palindrome (3462332643).

It can be divided in two parts, 11401 and 22232, that added together give a palindrome (33633).

The spelling of 1140122232 in words is "one billion, one hundred forty million, one hundred twenty-two thousand, two hundred thirty-two".