1151666536 has 16 divisors (see below), whose sum is σ = 2171859300. Its totient is φ = 572504064.

The previous prime is 1151666533. The next prime is 1151666543. The reversal of 1151666536 is 6356661511.

It can be written as a sum of positive squares in 2 ways, for example, as 1142845636 + 8820900 = 33806^2 + 2970^2 .

It is not an unprimeable number, because it can be changed into a prime (1151666533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 414681 + ... + 417448.

Almost surely, 2^1151666536 is an apocalyptic number.

It is an amenable number.

1151666536 is a deficient number, since it is larger than the sum of its proper divisors (1020192764).

1151666536 is a wasteful number, since it uses less digits than its factorization.

1151666536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 832308 (or 832304 counting only the distinct ones).

The product of its digits is 97200, while the sum is 40.

The square root of 1151666536 is about 33936.2127527513. The cubic root of 1151666536 is about 1048.1953994376.

The spelling of 1151666536 in words is "one billion, one hundred fifty-one million, six hundred sixty-six thousand, five hundred thirty-six".