85690103 has 2 divisors, whose sum is σ = 85690104. Its totient is φ = 85690102.

The previous prime is 85690097. The next prime is 85690139. The reversal of 85690103 is 30109658.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 85690103 - 2⁸ = 85689847 is a prime.

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

It is a self number, because there is not a number n which added to its sum of digits gives 85690103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85690153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42845051 + 42845052.

It is an arithmetic number, because the mean of its divisors is an integer number (42845052).

Almost surely, 2^85690103 is an apocalyptic number.

85690103 is a deficient number, since it is larger than the sum of its proper divisors (1).

85690103 is an equidigital number, since it uses as much as digits as its factorization.

85690103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 85690103 is about 9256.8948897565. The cubic root of 85690103 is about 440.8696694101.

The spelling of 85690103 in words is "eighty-five million, six hundred ninety thousand, one hundred three".