1608697394203 has 8 divisors (see below), whose sum is σ = 1609112953008. Its totient is φ = 1608281906304.

The previous prime is 1608697394197. The next prime is 1608697394237. The reversal of 1608697394203 is 3024937968061.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1608697394203 is a prime.

It is a super-2 number, since 2×1608697394203² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1608697394263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119041375 + ... + 119054887.

It is an arithmetic number, because the mean of its divisors is an integer number (201139119126).

Almost surely, 2^{1608697394203} is an apocalyptic number.

1608697394203 is a deficient number, since it is larger than the sum of its proper divisors (415558805).

1608697394203 is a wasteful number, since it uses less digits than its factorization.

1608697394203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35453.

The product of its (nonzero) digits is 11757312, while the sum is 58.

The spelling of 1608697394203 in words is "one trillion, six hundred eight billion, six hundred ninety-seven million, three hundred ninety-four thousand, two hundred three".