86053251 has 4 divisors (see below), whose sum is σ = 114737672. Its totient is φ = 57368832.

The previous prime is 86053171. The next prime is 86053267. The reversal of 86053251 is 15235068.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 86053251 - 2¹⁸ = 85791107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86053951) 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, 14342206 + ... + 14342211.

It is an arithmetic number, because the mean of its divisors is an integer number (28684418).

Almost surely, 2^86053251 is an apocalyptic number.

86053251 is a deficient number, since it is larger than the sum of its proper divisors (28684421).

86053251 is a wasteful number, since it uses less digits than its factorization.

86053251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28684420.

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 86053251 is about 9276.4891526913. The cubic root of 86053251 is about 441.4915821670.

The spelling of 86053251 in words is "eighty-six million, fifty-three thousand, two hundred fifty-one".