1151887799 has 2 divisors, whose sum is σ = 1151887800. Its totient is φ = 1151887798.

The previous prime is 1151887727. The next prime is 1151887813. The reversal of 1151887799 is 9977881511.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1151887799 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1151887199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 575943899 + 575943900.

It is an arithmetic number, because the mean of its divisors is an integer number (575943900).

Almost surely, 2^1151887799 is an apocalyptic number.

1151887799 is a deficient number, since it is larger than the sum of its proper divisors (1).

1151887799 is an equidigital number, since it uses as much as digits as its factorization.

1151887799 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1270080, while the sum is 56.

The square root of 1151887799 is about 33939.4725798737. The cubic root of 1151887799 is about 1048.2625230363.

The spelling of 1151887799 in words is "one billion, one hundred fifty-one million, eight hundred eighty-seven thousand, seven hundred ninety-nine".