1405044241 has 2 divisors, whose sum is σ = 1405044242. Its totient is φ = 1405044240.

The previous prime is 1405044227. The next prime is 1405044269. The reversal of 1405044241 is 1424405041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1348358400 + 56685841 = 36720^2 + 7529^2 .

It is a cyclic number.

It is not a de Polignac number, because 1405044241 - 2¹⁹ = 1404519953 is a prime.

It is not a weakly prime, because it can be changed into another prime (1405044541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 702522120 + 702522121.

It is an arithmetic number, because the mean of its divisors is an integer number (702522121).

Almost surely, 2^1405044241 is an apocalyptic number.

It is an amenable number.

1405044241 is a deficient number, since it is larger than the sum of its proper divisors (1).

1405044241 is an equidigital number, since it uses as much as digits as its factorization.

1405044241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2560, while the sum is 25.

The square root of 1405044241 is about 37483.9197656809. The cubic root of 1405044241 is about 1120.0308880193.

Adding to 1405044241 its reverse (1424405041), we get a palindrome (2829449282).

The spelling of 1405044241 in words is "one billion, four hundred five million, forty-four thousand, two hundred forty-one".