1149827906 has 8 divisors (see below), whose sum is σ = 1724968764. Its totient is φ = 574838320.

The previous prime is 1149827897. The next prime is 1149827953. The reversal of 1149827906 is 6097289411.

It can be written as a sum of positive squares in 2 ways, for example, as 1114958881 + 34869025 = 33391^2 + 5905^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 16385 + ... + 50676.

Almost surely, 2^1149827906 is an apocalyptic number.

1149827906 is a deficient number, since it is larger than the sum of its proper divisors (575140858).

1149827906 is an equidigital number, since it uses as much as digits as its factorization.

1149827906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75636.

The product of its (nonzero) digits is 217728, while the sum is 47.

The square root of 1149827906 is about 33909.1124330909. The cubic root of 1149827906 is about 1047.6372893802.

The spelling of 1149827906 in words is "one billion, one hundred forty-nine million, eight hundred twenty-seven thousand, nine hundred six".