85083403 has 2 divisors, whose sum is σ = 85083404. Its totient is φ = 85083402.

The previous prime is 85083389. The next prime is 85083457. The reversal of 85083403 is 30438058.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-85083403 is a prime.

It is not a weakly prime, because it can be changed into another prime (85083473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42541701 + 42541702.

It is an arithmetic number, because the mean of its divisors is an integer number (42541702).

Almost surely, 2^85083403 is an apocalyptic number.

85083403 is a deficient number, since it is larger than the sum of its proper divisors (1).

85083403 is an equidigital number, since it uses as much as digits as its factorization.

85083403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 85083403 is about 9224.0665110351. The cubic root of 85083403 is about 439.8267275730.

It can be divided in two parts, 8508 and 3403, that added together give a palindrome (11911).

The spelling of 85083403 in words is "eighty-five million, eighty-three thousand, four hundred three".