1636005053 has 2 divisors, whose sum is σ = 1636005054. Its totient is φ = 1636005052.

The previous prime is 1636005023. The next prime is 1636005079. The reversal of 1636005053 is 3505006361.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1034136964 + 601868089 = 32158^2 + 24533^2 .

It is a cyclic number.

It is not a de Polignac number, because 1636005053 - 2¹⁶ = 1635939517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1636005023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 818002526 + 818002527.

It is an arithmetic number, because the mean of its divisors is an integer number (818002527).

Almost surely, 2^1636005053 is an apocalyptic number.

It is an amenable number.

1636005053 is a deficient number, since it is larger than the sum of its proper divisors (1).

1636005053 is an equidigital number, since it uses as much as digits as its factorization.

1636005053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8100, while the sum is 29.

The square root of 1636005053 is about 40447.5592959575. The cubic root of 1636005053 is about 1178.3153814696.

The spelling of 1636005053 in words is "one billion, six hundred thirty-six million, five thousand, fifty-three".