1404979 has 2 divisors, whose sum is σ = 1404980. Its totient is φ = 1404978.

The previous prime is 1404973. The next prime is 1404989. The reversal of 1404979 is 9794041.

It is a weak prime.

It is an emirp because it is prime and its reverse (9794041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1404979 - 2⁹ = 1404467 is a prime.

It is not a weakly prime, because it can be changed into another prime (1404973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 702489 + 702490.

It is an arithmetic number, because the mean of its divisors is an integer number (702490).

2^1404979 is an apocalyptic number.

1404979 is a deficient number, since it is larger than the sum of its proper divisors (1).

1404979 is an equidigital number, since it uses as much as digits as its factorization.

1404979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 1404979 is about 1185.3181007645. The cubic root of 1404979 is about 112.0013552132.

The spelling of 1404979 in words is "one million, four hundred four thousand, nine hundred seventy-nine".