1650005053 has 2 divisors, whose sum is σ = 1650005054. Its totient is φ = 1650005052.

The previous prime is 1650005003. The next prime is 1650005081. The reversal of 1650005053 is 3505000561.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1603041444 + 46963609 = 40038^2 + 6853^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1650005053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1650005003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 825002526 + 825002527.

It is an arithmetic number, because the mean of its divisors is an integer number (825002527).

Almost surely, 2^1650005053 is an apocalyptic number.

It is an amenable number.

1650005053 is a deficient number, since it is larger than the sum of its proper divisors (1).

1650005053 is an equidigital number, since it uses as much as digits as its factorization.

1650005053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2250, while the sum is 25.

The square root of 1650005053 is about 40620.2542212626. The cubic root of 1650005053 is about 1181.6669567202. Note that the first 3 decimals are identical.

The spelling of 1650005053 in words is "one billion, six hundred fifty million, five thousand, fifty-three".