1150481669 has 2 divisors, whose sum is σ = 1150481670. Its totient is φ = 1150481668.

The previous prime is 1150481639. The next prime is 1150481671. The reversal of 1150481669 is 9661840511.

1150481669 = 19582² + 19583² + 19584².

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 933302500 + 217179169 = 30550^2 + 14737^2 .

It is a cyclic number.

It is not a de Polignac number, because 1150481669 - 2²⁰ = 1149433093 is a prime.

It is a super-2 number, since 2×1150481669² = 2647216141410051122, which contains 22 as substring.

Together with 1150481671, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1150481639) 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, 575240834 + 575240835.

It is an arithmetic number, because the mean of its divisors is an integer number (575240835).

Almost surely, 2^1150481669 is an apocalyptic number.

It is an amenable number.

1150481669 is a deficient number, since it is larger than the sum of its proper divisors (1).

1150481669 is an equidigital number, since it uses as much as digits as its factorization.

1150481669 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 41.

The square root of 1150481669 is about 33918.7509941035. The cubic root of 1150481669 is about 1047.8358050966.

The spelling of 1150481669 in words is "one billion, one hundred fifty million, four hundred eighty-one thousand, six hundred sixty-nine".