1606743053 has 2 divisors, whose sum is σ = 1606743054. Its totient is φ = 1606743052.

The previous prime is 1606742959. The next prime is 1606743143. The reversal of 1606743053 is 3503476061.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1096073449 + 510669604 = 33107^2 + 22598^2 .

It is a cyclic number.

It is not a de Polignac number, because 1606743053 - 2¹² = 1606738957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1606743353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 803371526 + 803371527.

It is an arithmetic number, because the mean of its divisors is an integer number (803371527).

Almost surely, 2^1606743053 is an apocalyptic number.

It is an amenable number.

1606743053 is a deficient number, since it is larger than the sum of its proper divisors (1).

1606743053 is an equidigital number, since it uses as much as digits as its factorization.

1606743053 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 35.

The square root of 1606743053 is about 40084.1995429621. The cubic root of 1606743053 is about 1171.2478597041.

The spelling of 1606743053 in words is "one billion, six hundred six million, seven hundred forty-three thousand, fifty-three".