979541 has 2 divisors, whose sum is σ = 979542. Its totient is φ = 979540.

The previous prime is 979529. The next prime is 979543. The reversal of 979541 is 145979.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 758641 + 220900 = 871^2 + 470^2 .

It is a cyclic number.

It is not a de Polignac number, because 979541 - 2¹⁸ = 717397 is a prime.

Together with 979543, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (979543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 489770 + 489771.

It is an arithmetic number, because the mean of its divisors is an integer number (489771).

2⁹⁷⁹⁵⁴¹ is an apocalyptic number.

It is an amenable number.

979541 is a deficient number, since it is larger than the sum of its proper divisors (1).

979541 is an equidigital number, since it uses as much as digits as its factorization.

979541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11340, while the sum is 35.

The square root of 979541 is about 989.7176365004. The cubic root of 979541 is about 99.3133289547.

The spelling of 979541 in words is "nine hundred seventy-nine thousand, five hundred forty-one".