85432153 has 2 divisors, whose sum is σ = 85432154. Its totient is φ = 85432152.

The previous prime is 85432141. The next prime is 85432201. The reversal of 85432153 is 35123458.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 70778569 + 14653584 = 8413^2 + 3828^2 .

It is a cyclic number.

It is not a de Polignac number, because 85432153 - 2⁵ = 85432121 is a prime.

It is not a weakly prime, because it can be changed into another prime (85432133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42716076 + 42716077.

It is an arithmetic number, because the mean of its divisors is an integer number (42716077).

Almost surely, 2^85432153 is an apocalyptic number.

It is an amenable number.

85432153 is a deficient number, since it is larger than the sum of its proper divisors (1).

85432153 is an equidigital number, since it uses as much as digits as its factorization.

85432153 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14400, while the sum is 31.

The square root of 85432153 is about 9242.9515307612. The cubic root of 85432153 is about 440.4268464549.

The spelling of 85432153 in words is "eighty-five million, four hundred thirty-two thousand, one hundred fifty-three".