1154973696 has 128 divisors (see below), whose sum is σ = 3187622400. Its totient is φ = 371589120.

The previous prime is 1154973641. The next prime is 1154973697. The reversal of 1154973696 is 6963794511.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1154973697) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3047235 + ... + 3047613.

It is an arithmetic number, because the mean of its divisors is an integer number (24903300).

Almost surely, 2^1154973696 is an apocalyptic number.

1154973696 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 1154973696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1593811200).

1154973696 is an abundant number, since it is smaller than the sum of its proper divisors (2032648704).

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

1154973696 is an frugal number, since it uses more digits than its factorization.

1154973696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443 (or 415 counting only the distinct ones).

The product of its digits is 1224720, while the sum is 51.

The square root of 1154973696 is about 33984.9039427802. The cubic root of 1154973696 is about 1049.1977836221.

The spelling of 1154973696 in words is "one billion, one hundred fifty-four million, nine hundred seventy-three thousand, six hundred ninety-six".