1244051051 has 2 divisors, whose sum is σ = 1244051052. Its totient is φ = 1244051050.

The previous prime is 1244051047. The next prime is 1244051059. The reversal of 1244051051 is 1501504421.

It is a weak prime.

It is an emirp because it is prime and its reverse (1501504421) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1244051051 - 2² = 1244051047 is a prime.

It is not a weakly prime, because it can be changed into another prime (1244051059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 622025525 + 622025526.

It is an arithmetic number, because the mean of its divisors is an integer number (622025526).

Almost surely, 2^1244051051 is an apocalyptic number.

1244051051 is a deficient number, since it is larger than the sum of its proper divisors (1).

1244051051 is an equidigital number, since it uses as much as digits as its factorization.

1244051051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 1244051051 is about 35271.1078788291. The cubic root of 1244051051 is about 1075.5057439308.

Adding to 1244051051 its reverse (1501504421), we get a palindrome (2745555472).

The spelling of 1244051051 in words is "one billion, two hundred forty-four million, fifty-one thousand, fifty-one".