85493713 has 2 divisors, whose sum is σ = 85493714. Its totient is φ = 85493712.

The previous prime is 85493699. The next prime is 85493719. The reversal of 85493713 is 31739458.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 67617729 + 17875984 = 8223^2 + 4228^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-85493713 is a prime.

It is not a weakly prime, because it can be changed into another prime (85493719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42746856 + 42746857.

It is an arithmetic number, because the mean of its divisors is an integer number (42746857).

Almost surely, 2^85493713 is an apocalyptic number.

It is an amenable number.

85493713 is a deficient number, since it is larger than the sum of its proper divisors (1).

85493713 is an equidigital number, since it uses as much as digits as its factorization.

85493713 is an evil number, because the sum of its binary digits is even.

The product of its digits is 90720, while the sum is 40.

The square root of 85493713 is about 9246.2810361788. The cubic root of 85493713 is about 440.5326074442.

The spelling of 85493713 in words is "eighty-five million, four hundred ninety-three thousand, seven hundred thirteen".