85393153 has 2 divisors, whose sum is σ = 85393154. Its totient is φ = 85393152.

The previous prime is 85393129. The next prime is 85393199. The reversal of 85393153 is 35139358.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 85155984 + 237169 = 9228^2 + 487^2 .

It is a cyclic number.

It is not a de Polignac number, because 85393153 - 2²¹ = 83296001 is a prime.

It is not a weakly prime, because it can be changed into another prime (85393103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42696576 + 42696577.

It is an arithmetic number, because the mean of its divisors is an integer number (42696577).

Almost surely, 2^85393153 is an apocalyptic number.

It is an amenable number.

85393153 is a deficient number, since it is larger than the sum of its proper divisors (1).

85393153 is an equidigital number, since it uses as much as digits as its factorization.

85393153 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48600, while the sum is 37.

The square root of 85393153 is about 9240.8415742290. The cubic root of 85393153 is about 440.3598175874.

The spelling of 85393153 in words is "eighty-five million, three hundred ninety-three thousand, one hundred fifty-three".