85471103 has 2 divisors, whose sum is σ = 85471104. Its totient is φ = 85471102.

The previous prime is 85471069. The next prime is 85471109. The reversal of 85471103 is 30117458.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 85471103 - 2⁶ = 85471039 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85471109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42735551 + 42735552.

It is an arithmetic number, because the mean of its divisors is an integer number (42735552).

Almost surely, 2^85471103 is an apocalyptic number.

85471103 is a deficient number, since it is larger than the sum of its proper divisors (1).

85471103 is an equidigital number, since it uses as much as digits as its factorization.

85471103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3360, while the sum is 29.

The square root of 85471103 is about 9245.0583016009. The cubic root of 85471103 is about 440.4937690311.

The spelling of 85471103 in words is "eighty-five million, four hundred seventy-one thousand, one hundred three".