85464053 has 2 divisors, whose sum is σ = 85464054. Its totient is φ = 85464052.

The previous prime is 85464023. The next prime is 85464077. The reversal of 85464053 is 35046458.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46812964 + 38651089 = 6842^2 + 6217^2 .

It is a cyclic number.

It is not a de Polignac number, because 85464053 - 2⁸ = 85463797 is a prime.

It is equal to p_4969142 and since 85464053 and 4969142 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85464013) 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, 42732026 + 42732027.

It is an arithmetic number, because the mean of its divisors is an integer number (42732027).

Almost surely, 2^85464053 is an apocalyptic number.

It is an amenable number.

85464053 is a deficient number, since it is larger than the sum of its proper divisors (1).

85464053 is an equidigital number, since it uses as much as digits as its factorization.

85464053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 57600, while the sum is 35.

The square root of 85464053 is about 9244.6770089603. The cubic root of 85464053 is about 440.4816574661.

The spelling of 85464053 in words is "eighty-five million, four hundred sixty-four thousand, fifty-three".