86041157 has 2 divisors, whose sum is σ = 86041158. Its totient is φ = 86041156.

The previous prime is 86041147. The next prime is 86041201. The reversal of 86041157 is 75114068.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 81739681 + 4301476 = 9041^2 + 2074^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86041157 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86041147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43020578 + 43020579.

It is an arithmetic number, because the mean of its divisors is an integer number (43020579).

Almost surely, 2^86041157 is an apocalyptic number.

It is an amenable number.

86041157 is a deficient number, since it is larger than the sum of its proper divisors (1).

86041157 is an equidigital number, since it uses as much as digits as its factorization.

86041157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6720, while the sum is 32.

The square root of 86041157 is about 9275.8372667916. The cubic root of 86041157 is about 441.4708986589.

The spelling of 86041157 in words is "eighty-six million, forty-one thousand, one hundred fifty-seven".