1532638763 has 2 divisors, whose sum is σ = 1532638764. Its totient is φ = 1532638762.

The previous prime is 1532638739. The next prime is 1532638813. The reversal of 1532638763 is 3678362351.

It is a weak prime.

It is an emirp because it is prime and its reverse (3678362351) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1532638763 - 2⁶ = 1532638699 is a prime.

It is not a weakly prime, because it can be changed into another prime (1532638733) 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, 766319381 + 766319382.

It is an arithmetic number, because the mean of its divisors is an integer number (766319382).

Almost surely, 2^1532638763 is an apocalyptic number.

1532638763 is a deficient number, since it is larger than the sum of its proper divisors (1).

1532638763 is an equidigital number, since it uses as much as digits as its factorization.

1532638763 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 544320, while the sum is 44.

The square root of 1532638763 is about 39148.9305473342. The cubic root of 1532638763 is about 1152.9574196074.

The spelling of 1532638763 in words is "one billion, five hundred thirty-two million, six hundred thirty-eight thousand, seven hundred sixty-three".