1655003143 has 2 divisors, whose sum is σ = 1655003144. Its totient is φ = 1655003142.

The previous prime is 1655003137. The next prime is 1655003173. The reversal of 1655003143 is 3413005561.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1655003143 - 2⁹ = 1655002631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1655003123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 827501571 + 827501572.

It is an arithmetic number, because the mean of its divisors is an integer number (827501572).

Almost surely, 2^1655003143 is an apocalyptic number.

1655003143 is a deficient number, since it is larger than the sum of its proper divisors (1).

1655003143 is an equidigital number, since it uses as much as digits as its factorization.

1655003143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 1655003143 is about 40681.7298427685. The cubic root of 1655003143 is about 1182.8588973886.

The spelling of 1655003143 in words is "one billion, six hundred fifty-five million, three thousand, one hundred forty-three".