85481107 has 2 divisors, whose sum is σ = 85481108. Its totient is φ = 85481106.

The previous prime is 85481093. The next prime is 85481113. The reversal of 85481107 is 70118458.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-85481107 is a prime.

It is equal to p_4970095 and since 85481107 and 4970095 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (85481177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42740553 + 42740554.

It is an arithmetic number, because the mean of its divisors is an integer number (42740554).

Almost surely, 2^85481107 is an apocalyptic number.

85481107 is a deficient number, since it is larger than the sum of its proper divisors (1).

85481107 is an equidigital number, since it uses as much as digits as its factorization.

85481107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8960, while the sum is 34.

The square root of 85481107 is about 9245.5993315739. The cubic root of 85481107 is about 440.5109542847.

The spelling of 85481107 in words is "eighty-five million, four hundred eighty-one thousand, one hundred seven".