1147541164 has 24 divisors (see below), whose sum is σ = 2503726848. Its totient is φ = 447093840.

The previous prime is 1147541149. The next prime is 1147541177. The reversal of 1147541164 is 4611457411.

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 7 ways as a sum of consecutive naturals, for example, 1862584 + ... + 1863199.

It is an arithmetic number, because the mean of its divisors is an integer number (104321952).

Almost surely, 2^1147541164 is an apocalyptic number.

1147541164 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1147541164 is an abundant number, since it is smaller than the sum of its proper divisors (1356185684).

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

1147541164 is a wasteful number, since it uses less digits than its factorization.

1147541164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3725805 (or 3725803 counting only the distinct ones).

The product of its digits is 13440, while the sum is 34.

The square root of 1147541164 is about 33875.3769573122. The cubic root of 1147541164 is about 1046.9423256429.

Adding to 1147541164 its reverse (4611457411), we get a palindrome (5758998575).

The spelling of 1147541164 in words is "one billion, one hundred forty-seven million, five hundred forty-one thousand, one hundred sixty-four".