1240132441 has 8 divisors (see below), whose sum is σ = 1289774720. Its totient is φ = 1191338928.

The previous prime is 1240132433. The next prime is 1240132477. The reversal of 1240132441 is 1442310421.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1240132441 - 2³ = 1240132433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1240132241) 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, 209211 + ... + 215056.

It is an arithmetic number, because the mean of its divisors is an integer number (161221840).

Almost surely, 2^1240132441 is an apocalyptic number.

It is an amenable number.

1240132441 is a deficient number, since it is larger than the sum of its proper divisors (49642279).

1240132441 is an equidigital number, since it uses as much as digits as its factorization.

1240132441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424383.

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

The square root of 1240132441 is about 35215.5142089392. The cubic root of 1240132441 is about 1074.3753186262.

Adding to 1240132441 its reverse (1442310421), we get a palindrome (2682442862).

The spelling of 1240132441 in words is "one billion, two hundred forty million, one hundred thirty-two thousand, four hundred forty-one".