1151163487 has 2 divisors, whose sum is σ = 1151163488. Its totient is φ = 1151163486.

The previous prime is 1151163479. The next prime is 1151163491. The reversal of 1151163487 is 7843611511.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1151163487 - 2³ = 1151163479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1151160487) 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, 575581743 + 575581744.

It is an arithmetic number, because the mean of its divisors is an integer number (575581744).

Almost surely, 2^1151163487 is an apocalyptic number.

1151163487 is a deficient number, since it is larger than the sum of its proper divisors (1).

1151163487 is an equidigital number, since it uses as much as digits as its factorization.

1151163487 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20160, while the sum is 37.

The square root of 1151163487 is about 33928.8002587772. The cubic root of 1151163487 is about 1048.0427596402.

Adding to 1151163487 its reverse (7843611511), we get a palindrome (8994774998).

The spelling of 1151163487 in words is "one billion, one hundred fifty-one million, one hundred sixty-three thousand, four hundred eighty-seven".