1516132817 has 2 divisors, whose sum is σ = 1516132818. Its totient is φ = 1516132816.

The previous prime is 1516132801. The next prime is 1516132843. The reversal of 1516132817 is 7182316151.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1461609361 + 54523456 = 38231^2 + 7384^2 .

It is a cyclic number.

It is not a de Polignac number, because 1516132817 - 2⁴ = 1516132801 is a prime.

It is not a weakly prime, because it can be changed into another prime (1516132217) 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, 758066408 + 758066409.

It is an arithmetic number, because the mean of its divisors is an integer number (758066409).

Almost surely, 2^1516132817 is an apocalyptic number.

It is an amenable number.

1516132817 is a deficient number, since it is larger than the sum of its proper divisors (1).

1516132817 is an equidigital number, since it uses as much as digits as its factorization.

1516132817 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10080, while the sum is 35.

The square root of 1516132817 is about 38937.5502182662. The cubic root of 1516132817 is about 1148.8034983332.

Adding to 1516132817 its reverse (7182316151), we get a palindrome (8698448968).

The spelling of 1516132817 in words is "one billion, five hundred sixteen million, one hundred thirty-two thousand, eight hundred seventeen".