2017213553 has 2 divisors, whose sum is σ = 2017213554. Its totient is φ = 2017213552.

The previous prime is 2017213547. The next prime is 2017213579. The reversal of 2017213553 is 3553127102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1893381169 + 123832384 = 43513^2 + 11128^2 .

It is a cyclic number.

It is not a de Polignac number, because 2017213553 - 2⁴ = 2017213537 is a prime.

It is not a weakly prime, because it can be changed into another prime (2017212553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1008606776 + 1008606777.

It is an arithmetic number, because the mean of its divisors is an integer number (1008606777).

Almost surely, 2^2017213553 is an apocalyptic number.

It is an amenable number.

2017213553 is a deficient number, since it is larger than the sum of its proper divisors (1).

2017213553 is an equidigital number, since it uses as much as digits as its factorization.

2017213553 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6300, while the sum is 29.

The square root of 2017213553 is about 44913.4005949227. The cubic root of 2017213553 is about 1263.5253487507.

The spelling of 2017213553 in words is "two billion, seventeen million, two hundred thirteen thousand, five hundred fifty-three".