1409740417 has 2 divisors, whose sum is σ = 1409740418. Its totient is φ = 1409740416.

The previous prime is 1409740411. The next prime is 1409740459. The reversal of 1409740417 is 7140479041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1327946481 + 81793936 = 36441^2 + 9044^2 .

It is an emirp because it is prime and its reverse (7140479041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1409740417 - 2⁷ = 1409740289 is a prime.

It is not a weakly prime, because it can be changed into another prime (1409740411) 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, 704870208 + 704870209.

It is an arithmetic number, because the mean of its divisors is an integer number (704870209).

Almost surely, 2^1409740417 is an apocalyptic number.

It is an amenable number.

1409740417 is a deficient number, since it is larger than the sum of its proper divisors (1).

1409740417 is an equidigital number, since it uses as much as digits as its factorization.

1409740417 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28224, while the sum is 37.

The square root of 1409740417 is about 37546.5100508689. The cubic root of 1409740417 is about 1121.2773524239.

The spelling of 1409740417 in words is "one billion, four hundred nine million, seven hundred forty thousand, four hundred seventeen".