1150646005 has 4 divisors (see below), whose sum is σ = 1380775212. Its totient is φ = 920516800.

The previous prime is 1150645999. The next prime is 1150646011. The reversal of 1150646005 is 5006460511.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1150645999) and next prime (1150646011).

It can be written as a sum of positive squares in 2 ways, for example, as 886193361 + 264452644 = 29769^2 + 16262^2 .

It is not a de Polignac number, because 1150646005 - 2²³ = 1142257397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115064596 + ... + 115064605.

It is an arithmetic number, because the mean of its divisors is an integer number (345193803).

Almost surely, 2^1150646005 is an apocalyptic number.

It is an amenable number.

1150646005 is a deficient number, since it is larger than the sum of its proper divisors (230129207).

1150646005 is an equidigital number, since it uses as much as digits as its factorization.

1150646005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230129206.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 1150646005 is about 33921.1734024635. The cubic root of 1150646005 is about 1047.8856940405.

The spelling of 1150646005 in words is "one billion, one hundred fifty million, six hundred forty-six thousand, five".