1409704641 has 20 divisors (see below), whose sum is σ = 2141554800. Its totient is φ = 923871096.

The previous prime is 1409704631. The next prime is 1409704649. The reversal of 1409704641 is 1464079041.

1409704641 is a `hidden beast` number, since 1 + 4 + 0 + 9 + 7 + 0 + 4 + 641 = 666.

It is not a de Polignac number, because 1409704641 - 2⁵ = 1409704609 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1409704596 and 1409704605.

It is not an unprimeable number, because it can be changed into a prime (1409704649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 142711 + ... + 152268.

It is an arithmetic number, because the mean of its divisors is an integer number (107077740).

Almost surely, 2^1409704641 is an apocalyptic number.

It is an amenable number.

1409704641 is a deficient number, since it is larger than the sum of its proper divisors (731850159).

1409704641 is an equidigital number, since it uses as much as digits as its factorization.

1409704641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295050 (or 295041 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 1409704641 is about 37546.0336254044. The cubic root of 1409704641 is about 1121.2678671888.

The spelling of 1409704641 in words is "one billion, four hundred nine million, seven hundred four thousand, six hundred forty-one".