85351723 has 2 divisors, whose sum is σ = 85351724. Its totient is φ = 85351722.

The previous prime is 85351691. The next prime is 85351729. The reversal of 85351723 is 32715358.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 85351723 - 2⁵ = 85351691 is a prime.

It is not a weakly prime, because it can be changed into another prime (85351729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42675861 + 42675862.

It is an arithmetic number, because the mean of its divisors is an integer number (42675862).

Almost surely, 2^85351723 is an apocalyptic number.

85351723 is a deficient number, since it is larger than the sum of its proper divisors (1).

85351723 is an equidigital number, since it uses as much as digits as its factorization.

85351723 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25200, while the sum is 34.

The square root of 85351723 is about 9238.5996233195. The cubic root of 85351723 is about 440.2885899464.

The spelling of 85351723 in words is "eighty-five million, three hundred fifty-one thousand, seven hundred twenty-three".