85097351 has 2 divisors, whose sum is σ = 85097352. Its totient is φ = 85097350.

The previous prime is 85097323. The next prime is 85097381. The reversal of 85097351 is 15379058.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 85097351 - 2¹⁰ = 85096327 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 (85097321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42548675 + 42548676.

It is an arithmetic number, because the mean of its divisors is an integer number (42548676).

Almost surely, 2^85097351 is an apocalyptic number.

85097351 is a deficient number, since it is larger than the sum of its proper divisors (1).

85097351 is an equidigital number, since it uses as much as digits as its factorization.

85097351 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 37800, while the sum is 38.

The square root of 85097351 is about 9224.8225457187. The cubic root of 85097351 is about 439.8507603369.

The spelling of 85097351 in words is "eighty-five million, ninety-seven thousand, three hundred fifty-one".