58987109 has 2 divisors, whose sum is σ = 58987110. Its totient is φ = 58987108.

The previous prime is 58987063. The next prime is 58987121. The reversal of 58987109 is 90178985.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 57304900 + 1682209 = 7570^2 + 1297^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-58987109 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 (58987129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29493554 + 29493555.

It is an arithmetic number, because the mean of its divisors is an integer number (29493555).

Almost surely, 2^58987109 is an apocalyptic number.

It is an amenable number.

58987109 is a deficient number, since it is larger than the sum of its proper divisors (1).

58987109 is an equidigital number, since it uses as much as digits as its factorization.

58987109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 47.

The square root of 58987109 is about 7680.3065694020. The cubic root of 58987109 is about 389.2712866313.

The spelling of 58987109 in words is "fifty-eight million, nine hundred eighty-seven thousand, one hundred nine".