979403 has 2 divisors, whose sum is σ = 979404. Its totient is φ = 979402.

The previous prime is 979379. The next prime is 979423. The reversal of 979403 is 304979.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (304979) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 979403 - 2¹⁴ = 963019 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 979403.

It is not a weakly prime, because it can be changed into another prime (979423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 489701 + 489702.

It is an arithmetic number, because the mean of its divisors is an integer number (489702).

2⁹⁷⁹⁴⁰³ is an apocalyptic number.

979403 is a deficient number, since it is larger than the sum of its proper divisors (1).

979403 is an equidigital number, since it uses as much as digits as its factorization.

979403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6804, while the sum is 32.

The square root of 979403 is about 989.6479171908. The cubic root of 979403 is about 99.3086649052.

The spelling of 979403 in words is "nine hundred seventy-nine thousand, four hundred three".