1121063387 has 2 divisors, whose sum is σ = 1121063388. Its totient is φ = 1121063386.

The previous prime is 1121063341. The next prime is 1121063393. The reversal of 1121063387 is 7833601211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1121063387 - 2¹⁴ = 1121047003 is a prime.

It is not a weakly prime, because it can be changed into another prime (1121063887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560531693 + 560531694.

It is an arithmetic number, because the mean of its divisors is an integer number (560531694).

Almost surely, 2^1121063387 is an apocalyptic number.

1121063387 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121063387 is an equidigital number, since it uses as much as digits as its factorization.

1121063387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 1121063387 is about 33482.2846741378. The cubic root of 1121063387 is about 1038.8273849022.

Adding to 1121063387 its reverse (7833601211), we get a palindrome (8954664598).

The spelling of 1121063387 in words is "one billion, one hundred twenty-one million, sixty-three thousand, three hundred eighty-seven".