1716540253 has 2 divisors, whose sum is σ = 1716540254. Its totient is φ = 1716540252.

The previous prime is 1716540127. The next prime is 1716540257. The reversal of 1716540253 is 3520456171.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1701810009 + 14730244 = 41253^2 + 3838^2 .

It is a cyclic number.

It is not a de Polignac number, because 1716540253 - 2¹³ = 1716532061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1716540257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 858270126 + 858270127.

It is an arithmetic number, because the mean of its divisors is an integer number (858270127).

Almost surely, 2^1716540253 is an apocalyptic number.

It is an amenable number.

1716540253 is a deficient number, since it is larger than the sum of its proper divisors (1).

1716540253 is an equidigital number, since it uses as much as digits as its factorization.

1716540253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 1716540253 is about 41431.1507564055. The cubic root of 1716540253 is about 1197.3413949864.

The spelling of 1716540253 in words is "one billion, seven hundred sixteen million, five hundred forty thousand, two hundred fifty-three".