58128461 has 2 divisors, whose sum is σ = 58128462. Its totient is φ = 58128460.

The previous prime is 58128431. The next prime is 58128493. The reversal of 58128461 is 16482185.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 51337225 + 6791236 = 7165^2 + 2606^2 .

It is a cyclic number.

It is not a de Polignac number, because 58128461 - 2⁶ = 58128397 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (58128401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29064230 + 29064231.

It is an arithmetic number, because the mean of its divisors is an integer number (29064231).

Almost surely, 2^58128461 is an apocalyptic number.

It is an amenable number.

58128461 is a deficient number, since it is larger than the sum of its proper divisors (1).

58128461 is an equidigital number, since it uses as much as digits as its factorization.

58128461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15360, while the sum is 35.

The square root of 58128461 is about 7624.2023189315. The cubic root of 58128461 is about 387.3732330396.

The spelling of 58128461 in words is "fifty-eight million, one hundred twenty-eight thousand, four hundred sixty-one".