1244041007 has 4 divisors (see below), whose sum is σ = 1357135656. Its totient is φ = 1130946360.

The previous prime is 1244040991. The next prime is 1244041027. The reversal of 1244041007 is 7001404421.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1244041007 - 2⁴ = 1244040991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1244041027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56547308 + ... + 56547329.

It is an arithmetic number, because the mean of its divisors is an integer number (339283914).

Almost surely, 2^1244041007 is an apocalyptic number.

1244041007 is a deficient number, since it is larger than the sum of its proper divisors (113094649).

1244041007 is a wasteful number, since it uses less digits than its factorization.

1244041007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113094648.

The product of its (nonzero) digits is 896, while the sum is 23.

The square root of 1244041007 is about 35270.9654957162. The cubic root of 1244041007 is about 1075.5028495135.

Adding to 1244041007 its reverse (7001404421), we get a palindrome (8245445428).

The spelling of 1244041007 in words is "one billion, two hundred forty-four million, forty-one thousand, seven".