58248139 has 2 divisors, whose sum is σ = 58248140. Its totient is φ = 58248138.

The previous prime is 58248133. The next prime is 58248143. The reversal of 58248139 is 93184285.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 58248139 - 2²¹ = 56150987 is a prime.

It is not a weakly prime, because it can be changed into another prime (58248133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29124069 + 29124070.

It is an arithmetic number, because the mean of its divisors is an integer number (29124070).

Almost surely, 2^58248139 is an apocalyptic number.

58248139 is a deficient number, since it is larger than the sum of its proper divisors (1).

58248139 is an equidigital number, since it uses as much as digits as its factorization.

58248139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 69120, while the sum is 40.

The square root of 58248139 is about 7632.0468420994. The cubic root of 58248139 is about 387.6388990785.

The spelling of 58248139 in words is "fifty-eight million, two hundred forty-eight thousand, one hundred thirty-nine".