85145351 has 2 divisors, whose sum is σ = 85145352. Its totient is φ = 85145350.

The previous prime is 85145311. The next prime is 85145369. The reversal of 85145351 is 15354158.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 85145351 - 2²² = 80951047 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 (85145311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42572675 + 42572676.

It is an arithmetic number, because the mean of its divisors is an integer number (42572676).

Almost surely, 2^85145351 is an apocalyptic number.

85145351 is a deficient number, since it is larger than the sum of its proper divisors (1).

85145351 is an equidigital number, since it uses as much as digits as its factorization.

85145351 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12000, while the sum is 32.

The square root of 85145351 is about 9227.4238550096. The cubic root of 85145351 is about 439.9334455120.

The spelling of 85145351 in words is "eighty-five million, one hundred forty-five thousand, three hundred fifty-one".