1144625347 has 2 divisors, whose sum is σ = 1144625348. Its totient is φ = 1144625346.

The previous prime is 1144625309. The next prime is 1144625371. The reversal of 1144625347 is 7435264411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1144625347 - 2¹¹ = 1144623299 is a prime.

It is not a weakly prime, because it can be changed into another prime (1144625947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 572312673 + 572312674.

It is an arithmetic number, because the mean of its divisors is an integer number (572312674).

Almost surely, 2^1144625347 is an apocalyptic number.

1144625347 is a deficient number, since it is larger than the sum of its proper divisors (1).

1144625347 is an equidigital number, since it uses as much as digits as its factorization.

1144625347 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 80640, while the sum is 37.

The square root of 1144625347 is about 33832.3121734238. The cubic root of 1144625347 is about 1046.0548392683.

Adding to 1144625347 its reverse (7435264411), we get a palindrome (8579889758).

The spelling of 1144625347 in words is "one billion, one hundred forty-four million, six hundred twenty-five thousand, three hundred forty-seven".