1244612441 has 8 divisors (see below), whose sum is σ = 1277718624. Its totient is φ = 1211637280.

The previous prime is 1244612437. The next prime is 1244612477. The reversal of 1244612441 is 1442164421.

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 1244612441 - 2² = 1244612437 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1244612431) 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, 13355 + ... + 51648.

It is an arithmetic number, because the mean of its divisors is an integer number (159714828).

Almost surely, 2^1244612441 is an apocalyptic number.

It is an amenable number.

1244612441 is a deficient number, since it is larger than the sum of its proper divisors (33106183).

1244612441 is an equidigital number, since it uses as much as digits as its factorization.

1244612441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65511.

The product of its digits is 6144, while the sum is 29.

The square root of 1244612441 is about 35279.0651945314. The cubic root of 1244612441 is about 1075.6674970388.

Adding to 1244612441 its reverse (1442164421), we get a palindrome (2686776862).

The spelling of 1244612441 in words is "one billion, two hundred forty-four million, six hundred twelve thousand, four hundred forty-one".