85802153 has 2 divisors, whose sum is σ = 85802154. Its totient is φ = 85802152.

The previous prime is 85802147. The next prime is 85802159. The reversal of 85802153 is 35120858.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (85802147) and next prime (85802159).

It can be written as a sum of positive squares in only one way, i.e., 71453209 + 14348944 = 8453^2 + 3788^2 .

It is a cyclic number.

It is not a de Polignac number, because 85802153 - 2⁸ = 85801897 is a prime.

It is not a weakly prime, because it can be changed into another prime (85802159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42901076 + 42901077.

It is an arithmetic number, because the mean of its divisors is an integer number (42901077).

Almost surely, 2^85802153 is an apocalyptic number.

It is an amenable number.

85802153 is a deficient number, since it is larger than the sum of its proper divisors (1).

85802153 is an equidigital number, since it uses as much as digits as its factorization.

85802153 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9600, while the sum is 32.

The square root of 85802153 is about 9262.9451579938. The cubic root of 85802153 is about 441.0617488859.

The spelling of 85802153 in words is "eighty-five million, eight hundred two thousand, one hundred fifty-three".