16934403803 has 4 divisors (see below), whose sum is σ = 16982926800. Its totient is φ = 16885880808.

The previous prime is 16934403779. The next prime is 16934403839. The reversal of 16934403803 is 30830443961.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30830443961 = 7349 ⋅4195189.

It is a cyclic number.

It is not a de Polignac number, because 16934403803 - 2⁸ = 16934403547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16934403203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24260975 + ... + 24261672.

It is an arithmetic number, because the mean of its divisors is an integer number (4245731700).

Almost surely, 2^16934403803 is an apocalyptic number.

16934403803 is a deficient number, since it is larger than the sum of its proper divisors (48522997).

16934403803 is an equidigital number, since it uses as much as digits as its factorization.

16934403803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48522996.

The product of its (nonzero) digits is 186624, while the sum is 41.

The spelling of 16934403803 in words is "sixteen billion, nine hundred thirty-four million, four hundred three thousand, eight hundred three".