1146821496 has 128 divisors (see below), whose sum is σ = 3135283200. Its totient is φ = 348139520.

The previous prime is 1146821483. The next prime is 1146821521. The reversal of 1146821496 is 6941286411.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2994121 + ... + 2994503.

It is an arithmetic number, because the mean of its divisors is an integer number (24494400).

Almost surely, 2^1146821496 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1146821496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1567641600).

1146821496 is an abundant number, since it is smaller than the sum of its proper divisors (1988461704).

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

1146821496 is a wasteful number, since it uses less digits than its factorization.

1146821496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 629 (or 625 counting only the distinct ones).

The product of its digits is 82944, while the sum is 42.

The square root of 1146821496 is about 33864.7530036763. The cubic root of 1146821496 is about 1046.7234203655.

The spelling of 1146821496 in words is "one billion, one hundred forty-six million, eight hundred twenty-one thousand, four hundred ninety-six".