1516764533 has 2 divisors, whose sum is σ = 1516764534. Its totient is φ = 1516764532.

The previous prime is 1516764521. The next prime is 1516764563. The reversal of 1516764533 is 3354676151.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 781649764 + 735114769 = 27958^2 + 27113^2 .

It is a cyclic number.

It is not a de Polignac number, because 1516764533 - 2¹⁸ = 1516502389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1516764563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 758382266 + 758382267.

It is an arithmetic number, because the mean of its divisors is an integer number (758382267).

Almost surely, 2^1516764533 is an apocalyptic number.

It is an amenable number.

1516764533 is a deficient number, since it is larger than the sum of its proper divisors (1).

1516764533 is an equidigital number, since it uses as much as digits as its factorization.

1516764533 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 226800, while the sum is 41.

The square root of 1516764533 is about 38945.6612859507. The cubic root of 1516764533 is about 1148.9630307024.

The spelling of 1516764533 in words is "one billion, five hundred sixteen million, seven hundred sixty-four thousand, five hundred thirty-three".