86949523 has 2 divisors, whose sum is σ = 86949524. Its totient is φ = 86949522.

The previous prime is 86949493. The next prime is 86949553. The reversal of 86949523 is 32594968.

It is a balanced prime because it is at equal distance from previous prime (86949493) and next prime (86949553).

It is a cyclic number.

It is not a de Polignac number, because 86949523 - 2¹³ = 86941331 is a prime.

It is not a weakly prime, because it can be changed into another prime (86949553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43474761 + 43474762.

It is an arithmetic number, because the mean of its divisors is an integer number (43474762).

Almost surely, 2^86949523 is an apocalyptic number.

86949523 is a deficient number, since it is larger than the sum of its proper divisors (1).

86949523 is an equidigital number, since it uses as much as digits as its factorization.

86949523 is an evil number, because the sum of its binary digits is even.

The product of its digits is 466560, while the sum is 46.

The square root of 86949523 is about 9324.6728092733. The cubic root of 86949523 is about 443.0190498087.

The spelling of 86949523 in words is "eighty-six million, nine hundred forty-nine thousand, five hundred twenty-three".