86952661 has 2 divisors, whose sum is σ = 86952662. Its totient is φ = 86952660.

The previous prime is 86952631. The next prime is 86952689. The reversal of 86952661 is 16625968.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 86843761 + 108900 = 9319^2 + 330^2 .

It is a cyclic number.

It is not a de Polignac number, because 86952661 - 2¹³ = 86944469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86952601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43476330 + 43476331.

It is an arithmetic number, because the mean of its divisors is an integer number (43476331).

Almost surely, 2^86952661 is an apocalyptic number.

It is an amenable number.

86952661 is a deficient number, since it is larger than the sum of its proper divisors (1).

86952661 is an equidigital number, since it uses as much as digits as its factorization.

86952661 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 155520, while the sum is 43.

The square root of 86952661 is about 9324.8410710317. The cubic root of 86952661 is about 443.0243792497.

The spelling of 86952661 in words is "eighty-six million, nine hundred fifty-two thousand, six hundred sixty-one".