1141964784 has 80 divisors (see below), whose sum is σ = 3390928800. Its totient is φ = 367524864.

The previous prime is 1141964773. The next prime is 1141964821. The reversal of 1141964784 is 4874691411.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33049 + ... + 58104.

It is an arithmetic number, because the mean of its divisors is an integer number (42386610).

Almost surely, 2^1141964784 is an apocalyptic number.

It is an amenable number.

1141964784 is an abundant number, since it is smaller than the sum of its proper divisors (2248964016).

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

1141964784 is a wasteful number, since it uses less digits than its factorization.

1141964784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91199 (or 91187 counting only the distinct ones).

The product of its digits is 193536, while the sum is 45.

The square root of 1141964784 is about 33792.9694463212. The cubic root of 1141964784 is about 1045.2437284724.

The spelling of 1141964784 in words is "one billion, one hundred forty-one million, nine hundred sixty-four thousand, seven hundred eighty-four".