1140434120 has 64 divisors (see below), whose sum is σ = 3105060480. Its totient is φ = 368004096.

The previous prime is 1140434117. The next prime is 1140434123. The reversal of 1140434120 is 214340411.

It is an interprime number because it is at equal distance from previous prime (1140434117) and next prime (1140434123).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 1140434092 and 1140434101.

It is not an unprimeable number, because it can be changed into a prime (1140434123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115034 + ... + 124553.

It is an arithmetic number, because the mean of its divisors is an integer number (48516570).

Almost surely, 2^1140434120 is an apocalyptic number.

1140434120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1140434120 is an abundant number, since it is smaller than the sum of its proper divisors (1964626360).

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

1140434120 is a wasteful number, since it uses less digits than its factorization.

1140434120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239622 (or 239618 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1140434120 is about 33770.3141827256. The cubic root of 1140434120 is about 1044.7765125733.

Adding to 1140434120 its reverse (214340411), we get a palindrome (1354774531).

The spelling of 1140434120 in words is "one billion, one hundred forty million, four hundred thirty-four thousand, one hundred twenty".