86057137 has 4 divisors (see below), whose sum is σ = 90586480. Its totient is φ = 81527796.

The previous prime is 86057131. The next prime is 86057143. The reversal of 86057137 is 73175068.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (86057131) and next prime (86057143).

It is a cyclic number.

It is not a de Polignac number, because 86057137 - 2³ = 86057129 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 86057096 and 86057105.

It is not an unprimeable number, because it can be changed into a prime (86057131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2264643 + ... + 2264680.

It is an arithmetic number, because the mean of its divisors is an integer number (22646620).

Almost surely, 2^86057137 is an apocalyptic number.

It is an amenable number.

86057137 is a deficient number, since it is larger than the sum of its proper divisors (4529343).

86057137 is a wasteful number, since it uses less digits than its factorization.

86057137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4529342.

The product of its (nonzero) digits is 35280, while the sum is 37.

The square root of 86057137 is about 9276.6986045683. The cubic root of 86057137 is about 441.4982277050.

The spelling of 86057137 in words is "eighty-six million, fifty-seven thousand, one hundred thirty-seven".