1140123424 has 48 divisors (see below), whose sum is σ = 2577566880. Its totient is φ = 490959360.

The previous prime is 1140123373. The next prime is 1140123427. The reversal of 1140123424 is 4243210411.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 1140123395 and 1140123404.

It is not an unprimeable number, because it can be changed into a prime (1140123427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78549 + ... + 91924.

It is an arithmetic number, because the mean of its divisors is an integer number (53699310).

Almost surely, 2^1140123424 is an apocalyptic number.

It is an amenable number.

1140123424 is an abundant number, since it is smaller than the sum of its proper divisors (1437443456).

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

1140123424 is a wasteful number, since it uses less digits than its factorization.

1140123424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170513 (or 170505 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 1140123424 is about 33765.7137344970. The cubic root of 1140123424 is about 1044.6816255005.

Adding to 1140123424 its reverse (4243210411), we get a palindrome (5383333835).

The spelling of 1140123424 in words is "one billion, one hundred forty million, one hundred twenty-three thousand, four hundred twenty-four".