1091484964 has 24 divisors (see below), whose sum is σ = 2015556480. Its totient is φ = 516145344.

The previous prime is 1091484959. The next prime is 1091484991. The reversal of 1091484964 is 4694841901.

It is a Harshad number since it is a multiple of its sum of digits (46).

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, 58464 + ... + 74839.

It is an arithmetic number, because the mean of its divisors is an integer number (83981520).

Almost surely, 2^1091484964 is an apocalyptic number.

It is an amenable number.

1091484964 is a deficient number, since it is larger than the sum of its proper divisors (924071516).

1091484964 is a wasteful number, since it uses less digits than its factorization.

1091484964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133419 (or 133417 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 46.

The square root of 1091484964 is about 33037.6295154480. The cubic root of 1091484964 is about 1029.6096060328.

The spelling of 1091484964 in words is "one billion, ninety-one million, four hundred eighty-four thousand, nine hundred sixty-four".