1656160603 has 2 divisors, whose sum is σ = 1656160604. Its totient is φ = 1656160602.

The previous prime is 1656160591. The next prime is 1656160619. The reversal of 1656160603 is 3060616561.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1656160603 - 2⁹ = 1656160091 is a prime.

It is not a weakly prime, because it can be changed into another prime (1656160703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 828080301 + 828080302.

It is an arithmetic number, because the mean of its divisors is an integer number (828080302).

Almost surely, 2^1656160603 is an apocalyptic number.

1656160603 is a deficient number, since it is larger than the sum of its proper divisors (1).

1656160603 is an equidigital number, since it uses as much as digits as its factorization.

1656160603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 1656160603 is about 40695.9531526170. The cubic root of 1656160603 is about 1183.1345852460.

The spelling of 1656160603 in words is "one billion, six hundred fifty-six million, one hundred sixty thousand, six hundred three".