86457541 has 2 divisors, whose sum is σ = 86457542. Its totient is φ = 86457540.

The previous prime is 86457523. The next prime is 86457551. The reversal of 86457541 is 14575468.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 86397025 + 60516 = 9295^2 + 246^2 .

It is a cyclic number.

It is not a de Polignac number, because 86457541 - 2⁵ = 86457509 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 86457494 and 86457503.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86457551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43228770 + 43228771.

It is an arithmetic number, because the mean of its divisors is an integer number (43228771).

Almost surely, 2^86457541 is an apocalyptic number.

It is an amenable number.

86457541 is a deficient number, since it is larger than the sum of its proper divisors (1).

86457541 is an equidigital number, since it uses as much as digits as its factorization.

86457541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 134400, while the sum is 40.

The square root of 86457541 is about 9298.2547287112. The cubic root of 86457541 is about 442.1818982696.

The spelling of 86457541 in words is "eighty-six million, four hundred fifty-seven thousand, five hundred forty-one".