1478699 has 2 divisors, whose sum is σ = 1478700. Its totient is φ = 1478698.

The previous prime is 1478689. The next prime is 1478707. The reversal of 1478699 is 9968741.

It is a strong prime.

It is an emirp because it is prime and its reverse (9968741) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1478699 - 2⁴ = 1478683 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1478639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 739349 + 739350.

It is an arithmetic number, because the mean of its divisors is an integer number (739350).

2^1478699 is an apocalyptic number.

1478699 is a deficient number, since it is larger than the sum of its proper divisors (1).

1478699 is an equidigital number, since it uses as much as digits as its factorization.

1478699 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108864, while the sum is 44.

The square root of 1478699 is about 1216.0176807925. The cubic root of 1478699 is about 113.9269820708.

The spelling of 1478699 in words is "one million, four hundred seventy-eight thousand, six hundred ninety-nine".