86980241 has 2 divisors, whose sum is σ = 86980242. Its totient is φ = 86980240.

The previous prime is 86980189. The next prime is 86980277. The reversal of 86980241 is 14208968.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52417600 + 34562641 = 7240^2 + 5879^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86980241 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 86980195 and 86980204.

It is not a weakly prime, because it can be changed into another prime (86980441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43490120 + 43490121.

It is an arithmetic number, because the mean of its divisors is an integer number (43490121).

Almost surely, 2^86980241 is an apocalyptic number.

It is an amenable number.

86980241 is a deficient number, since it is larger than the sum of its proper divisors (1).

86980241 is an equidigital number, since it uses as much as digits as its factorization.

86980241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 38.

The square root of 86980241 is about 9326.3197993635. The cubic root of 86980241 is about 443.0712143920.

The spelling of 86980241 in words is "eighty-six million, nine hundred eighty thousand, two hundred forty-one".