1140414421 has 4 divisors (see below), whose sum is σ = 1140791500. Its totient is φ = 1140037344.

The previous prime is 1140414389. The next prime is 1140414427. The reversal of 1140414421 is 1244140411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1244140411 = 32507 ⋅38273.

It can be written as a sum of positive squares in 2 ways, for example, as 122102500 + 1018311921 = 11050^2 + 31911^2 .

It is a cyclic number.

It is not a de Polignac number, because 1140414421 - 2⁵ = 1140414389 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1140414392 and 1140414401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140414427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 183966 + ... + 190063.

It is an arithmetic number, because the mean of its divisors is an integer number (285197875).

Almost surely, 2^1140414421 is an apocalyptic number.

It is an amenable number.

1140414421 is a deficient number, since it is larger than the sum of its proper divisors (377079).

1140414421 is an equidigital number, since it uses as much as digits as its factorization.

1140414421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377078.

The product of its (nonzero) digits is 512, while the sum is 22.

The square root of 1140414421 is about 33770.0225199806. The cubic root of 1140414421 is about 1044.7704969778.

Adding to 1140414421 its reverse (1244140411), we get a palindrome (2384554832).

The spelling of 1140414421 in words is "one billion, one hundred forty million, four hundred fourteen thousand, four hundred twenty-one".