1409379 has 4 divisors (see below), whose sum is σ = 1879176. Its totient is φ = 939584.

The previous prime is 1409357. The next prime is 1409381. The reversal of 1409379 is 9739041.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1409379 - 2⁷ = 1409251 is a prime.

It is an Ulam number.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (1409329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 234894 + ... + 234899.

It is an arithmetic number, because the mean of its divisors is an integer number (469794).

2^1409379 is an apocalyptic number.

1409379 is a deficient number, since it is larger than the sum of its proper divisors (469797).

1409379 is an equidigital number, since it uses as much as digits as its factorization.

1409379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469796.

The product of its (nonzero) digits is 6804, while the sum is 33.

The square root of 1409379 is about 1187.1726917344. The cubic root of 1409379 is about 112.1181523119.

The spelling of 1409379 in words is "one million, four hundred nine thousand, three hundred seventy-nine".