1150169987 has 2 divisors, whose sum is σ = 1150169988. Its totient is φ = 1150169986.

The previous prime is 1150169983. The next prime is 1150170001. The reversal of 1150169987 is 7899610511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1150169987 - 2² = 1150169983 is a prime.

It is not a weakly prime, because it can be changed into another prime (1150169983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 575084993 + 575084994.

It is an arithmetic number, because the mean of its divisors is an integer number (575084994).

Almost surely, 2^1150169987 is an apocalyptic number.

1150169987 is a deficient number, since it is larger than the sum of its proper divisors (1).

1150169987 is an equidigital number, since it uses as much as digits as its factorization.

1150169987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 136080, while the sum is 47.

The square root of 1150169987 is about 33914.1561445954. The cubic root of 1150169987 is about 1047.7411719629.

The spelling of 1150169987 in words is "one billion, one hundred fifty million, one hundred sixty-nine thousand, nine hundred eighty-seven".