1413609 has 8 divisors (see below), whose sum is σ = 1890720. Its totient is φ = 939456.

The previous prime is 1413593. The next prime is 1413623. The reversal of 1413609 is 9063141.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1413609 - 2⁴ = 1413593 is a prime.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (1413679) 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 7 ways as a sum of consecutive naturals, for example, 897 + ... + 1905.

It is an arithmetic number, because the mean of its divisors is an integer number (236340).

2^1413609 is an apocalyptic number.

It is an amenable number.

1413609 is a deficient number, since it is larger than the sum of its proper divisors (477111).

1413609 is a wasteful number, since it uses less digits than its factorization.

1413609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1479.

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 1413609 is about 1188.9529006651. The cubic root of 1413609 is about 112.2302078354.

The spelling of 1413609 in words is "one million, four hundred thirteen thousand, six hundred nine".