65673403 has 2 divisors, whose sum is σ = 65673404. Its totient is φ = 65673402.

The previous prime is 65673401. The next prime is 65673463. The reversal of 65673403 is 30437656.

65673403 is nontrivially palindromic in base 8.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 65673403 - 2¹ = 65673401 is a prime.

Together with 65673401, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (65673401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32836701 + 32836702.

It is an arithmetic number, because the mean of its divisors is an integer number (32836702).

Almost surely, 2^65673403 is an apocalyptic number.

65673403 is a deficient number, since it is larger than the sum of its proper divisors (1).

65673403 is an equidigital number, since it uses as much as digits as its factorization.

65673403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 45360, while the sum is 34.

The square root of 65673403 is about 8103.9128203603. The cubic root of 65673403 is about 403.4563051182.

The spelling of 65673403 in words is "sixty-five million, six hundred seventy-three thousand, four hundred three".