58542779 has 2 divisors, whose sum is σ = 58542780. Its totient is φ = 58542778.

The previous prime is 58542773. The next prime is 58542829. The reversal of 58542779 is 97724585.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 58542779 - 2⁴ = 58542763 is a prime.

It is not a weakly prime, because it can be changed into another prime (58542773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29271389 + 29271390.

It is an arithmetic number, because the mean of its divisors is an integer number (29271390).

Almost surely, 2^58542779 is an apocalyptic number.

58542779 is a deficient number, since it is larger than the sum of its proper divisors (1).

58542779 is an equidigital number, since it uses as much as digits as its factorization.

58542779 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 705600, while the sum is 47.

The square root of 58542779 is about 7651.3253100362. The cubic root of 58542779 is about 388.2914056833.

The spelling of 58542779 in words is "fifty-eight million, five hundred forty-two thousand, seven hundred seventy-nine".