1409368217 has 16 divisors (see below), whose sum is σ = 1497856512. Its totient is φ = 1323241920.

The previous prime is 1409368151. The next prime is 1409368237. The reversal of 1409368217 is 7128639041.

It is a cyclic number.

It is not a de Polignac number, because 1409368217 - 2¹⁶ = 1409302681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1409368237) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1061408 + ... + 1062734.

It is an arithmetic number, because the mean of its divisors is an integer number (93616032).

Almost surely, 2^1409368217 is an apocalyptic number.

It is an amenable number.

1409368217 is a deficient number, since it is larger than the sum of its proper divisors (88488295).

1409368217 is a wasteful number, since it uses less digits than its factorization.

1409368217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2168.

The product of its (nonzero) digits is 72576, while the sum is 41.

The square root of 1409368217 is about 37541.5532044160. The cubic root of 1409368217 is about 1121.1786637671.

The spelling of 1409368217 in words is "one billion, four hundred nine million, three hundred sixty-eight thousand, two hundred seventeen".