1147326090 has 64 divisors (see below), whose sum is σ = 2959161984. Its totient is φ = 283650048.

The previous prime is 1147326079. The next prime is 1147326121. The reversal of 1147326090 is 906237411.

It is a Curzon number.

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 31 ways as a sum of consecutive naturals, for example, 17382 + ... + 50958.

It is an arithmetic number, because the mean of its divisors is an integer number (46236906).

Almost surely, 2^1147326090 is an apocalyptic number.

1147326090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1147326090, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1479580992).

1147326090 is an abundant number, since it is smaller than the sum of its proper divisors (1811835894).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1147326090 is a wasteful number, since it uses less digits than its factorization.

1147326090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33671.

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 1147326090 is about 33872.2023198965. The cubic root of 1147326090 is about 1046.8769150214.

The spelling of 1147326090 in words is "one billion, one hundred forty-seven million, three hundred twenty-six thousand, ninety".