1244324001 has 4 divisors (see below), whose sum is σ = 1659098672. Its totient is φ = 829549332.

The previous prime is 1244323999. The next prime is 1244324017. The reversal of 1244324001 is 1004234421.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1244324001 - 2¹ = 1244323999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1244324071) 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, 207387331 + ... + 207387336.

It is an arithmetic number, because the mean of its divisors is an integer number (414774668).

Almost surely, 2^1244324001 is an apocalyptic number.

It is an amenable number.

1244324001 is a deficient number, since it is larger than the sum of its proper divisors (414774671).

1244324001 is an equidigital number, since it uses as much as digits as its factorization.

1244324001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414774670.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 1244324001 is about 35274.9769808571. The cubic root of 1244324001 is about 1075.5843949974.

Adding to 1244324001 its reverse (1004234421), we get a palindrome (2248558422).

The spelling of 1244324001 in words is "one billion, two hundred forty-four million, three hundred twenty-four thousand, one".