85241147 has 4 divisors (see below), whose sum is σ = 85341240. Its totient is φ = 85141056.

The previous prime is 85241137. The next prime is 85241171. The reversal of 85241147 is 74114258.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 85241147 - 2¹⁰ = 85240123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85241137) 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, 48758 + ... + 50475.

It is an arithmetic number, because the mean of its divisors is an integer number (21335310).

Almost surely, 2^85241147 is an apocalyptic number.

85241147 is a deficient number, since it is larger than the sum of its proper divisors (100093).

85241147 is an equidigital number, since it uses as much as digits as its factorization.

85241147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100092.

The product of its digits is 8960, while the sum is 32.

The square root of 85241147 is about 9232.6132270338. The cubic root of 85241147 is about 440.0983716003.

The spelling of 85241147 in words is "eighty-five million, two hundred forty-one thousand, one hundred forty-seven".