1138027963 has 2 divisors, whose sum is σ = 1138027964. Its totient is φ = 1138027962.

The previous prime is 1138027937. The next prime is 1138027987. The reversal of 1138027963 is 3697208311.

It is a strong prime.

It is an emirp because it is prime and its reverse (3697208311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1138027963 - 2²¹ = 1135930811 is a prime.

It is not a weakly prime, because it can be changed into another prime (1138027993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 569013981 + 569013982.

It is an arithmetic number, because the mean of its divisors is an integer number (569013982).

Almost surely, 2^1138027963 is an apocalyptic number.

1138027963 is a deficient number, since it is larger than the sum of its proper divisors (1).

1138027963 is an equidigital number, since it uses as much as digits as its factorization.

1138027963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 1138027963 is about 33734.6700443327. The cubic root of 1138027963 is about 1044.0412176125.

The spelling of 1138027963 in words is "one billion, one hundred thirty-eight million, twenty-seven thousand, nine hundred sixty-three".