1149434496 has 128 divisors (see below), whose sum is σ = 3877142400. Its totient is φ = 328402944.

The previous prime is 1149434483. The next prime is 1149434537. The reversal of 1149434496 is 6944349411.

1149434496 is a `hidden beast` number, since 114 + 9 + 43 + 4 + 496 = 666.

It is a tau number, because it is divible by the number of its divisors (128).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 436 + ... + 47948.

It is an arithmetic number, because the mean of its divisors is an integer number (30290175).

Almost surely, 2^1149434496 is an apocalyptic number.

1149434496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1149434496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1938571200).

1149434496 is an abundant number, since it is smaller than the sum of its proper divisors (2727707904).

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

1149434496 is an equidigital number, since it uses as much as digits as its factorization.

1149434496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47543 (or 47525 counting only the distinct ones).

The product of its digits is 373248, while the sum is 45.

The square root of 1149434496 is about 33903.3109887515. The cubic root of 1149434496 is about 1047.5177938168.

The spelling of 1149434496 in words is "one billion, one hundred forty-nine million, four hundred thirty-four thousand, four hundred ninety-six".