85434703 has 2 divisors, whose sum is σ = 85434704. Its totient is φ = 85434702.

The previous prime is 85434691. The next prime is 85434751. The reversal of 85434703 is 30743458.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 85434703 - 2⁹ = 85434191 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85434803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42717351 + 42717352.

It is an arithmetic number, because the mean of its divisors is an integer number (42717352).

Almost surely, 2^85434703 is an apocalyptic number.

85434703 is a deficient number, since it is larger than the sum of its proper divisors (1).

85434703 is an equidigital number, since it uses as much as digits as its factorization.

85434703 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40320, while the sum is 34.

The square root of 85434703 is about 9243.0894726817. The cubic root of 85434703 is about 440.4312284011.

The spelling of 85434703 in words is "eighty-five million, four hundred thirty-four thousand, seven hundred three".