86001523 has 2 divisors, whose sum is σ = 86001524. Its totient is φ = 86001522.

The previous prime is 86001499. The next prime is 86001541. The reversal of 86001523 is 32510068.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86001523 - 2¹³ = 85993331 is a prime.

It is not a weakly prime, because it can be changed into another prime (86001583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43000761 + 43000762.

It is an arithmetic number, because the mean of its divisors is an integer number (43000762).

Almost surely, 2^86001523 is an apocalyptic number.

86001523 is a deficient number, since it is larger than the sum of its proper divisors (1).

86001523 is an equidigital number, since it uses as much as digits as its factorization.

86001523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 86001523 is about 9273.7006097890. The cubic root of 86001523 is about 441.4031018604.

The spelling of 86001523 in words is "eighty-six million, one thousand, five hundred twenty-three".