744744941 has 2 divisors, whose sum is σ = 744744942. Its totient is φ = 744744940.

The previous prime is 744744887. The next prime is 744744943. The reversal of 744744941 is 149447447.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 744744100 + 841 = 27290^2 + 29^2 .

It is a cyclic number.

It is not a de Polignac number, because 744744941 - 2²² = 740550637 is a prime.

Together with 744744943, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 744744892 and 744744901.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (744744943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 372372470 + 372372471.

It is an arithmetic number, because the mean of its divisors is an integer number (372372471).

Almost surely, 2^744744941 is an apocalyptic number.

It is an amenable number.

744744941 is a deficient number, since it is larger than the sum of its proper divisors (1).

744744941 is an equidigital number, since it uses as much as digits as its factorization.

744744941 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 451584, while the sum is 44.

The square root of 744744941 is about 27290.0154085702. The cubic root of 744744941 is about 906.4333040168.

The spelling of 744744941 in words is "seven hundred forty-four million, seven hundred forty-four thousand, nine hundred forty-one".