1413909 has 16 divisors (see below), whose sum is σ = 2394240. Its totient is φ = 807840.

The previous prime is 1413889. The next prime is 1413931. The reversal of 1413909 is 9093141.

It is not a de Polignac number, because 1413909 - 2⁵ = 1413877 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

1413909 is a lucky number.

It is a nialpdrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1413949) 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, 3552 + ... + 3929.

It is an arithmetic number, because the mean of its divisors is an integer number (149640).

2^1413909 is an apocalyptic number.

It is an amenable number.

1413909 is a deficient number, since it is larger than the sum of its proper divisors (980331).

1413909 is an equidigital number, since it uses as much as digits as its factorization.

1413909 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7497 (or 7491 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 27.

The square root of 1413909 is about 1189.0790554038. The cubic root of 1413909 is about 112.2381465419.

The spelling of 1413909 in words is "one million, four hundred thirteen thousand, nine hundred nine".