1152261808 has 10 divisors (see below), whose sum is σ = 2232507284. Its totient is φ = 576130896.

The previous prime is 1152261793. The next prime is 1152261809. The reversal of 1152261808 is 8081622511.

It is not an unprimeable number, because it can be changed into a prime (1152261809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36008166 + ... + 36008197.

Almost surely, 2^1152261808 is an apocalyptic number.

It is an amenable number.

1152261808 is a deficient number, since it is larger than the sum of its proper divisors (1080245476).

1152261808 is an equidigital number, since it uses as much as digits as its factorization.

1152261808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72016371 (or 72016365 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 34.

The square root of 1152261808 is about 33944.9820739384. The cubic root of 1152261808 is about 1048.3759649859.

The spelling of 1152261808 in words is "one billion, one hundred fifty-two million, two hundred sixty-one thousand, eight hundred eight".