1146989952 has 48 divisors (see below), whose sum is σ = 3300586380. Its totient is φ = 382329600.

The previous prime is 1146989939. The next prime is 1146989971. The reversal of 1146989952 is 2599896411.

1146989952 is a `hidden beast` number, since 11 + 469 + 89 + 95 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

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 5 ways as a sum of consecutive naturals, for example, 496674 + ... + 498977.

Almost surely, 2^1146989952 is an apocalyptic number.

1146989952 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1146989952 is an abundant number, since it is smaller than the sum of its proper divisors (2153596428).

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

1146989952 is an equidigital number, since it uses as much as digits as its factorization.

1146989952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 995671 (or 995656 counting only the distinct ones).

The product of its digits is 1399680, while the sum is 54.

The square root of 1146989952 is about 33867.2401001322. The cubic root of 1146989952 is about 1046.7746687386.

The spelling of 1146989952 in words is "one billion, one hundred forty-six million, nine hundred eighty-nine thousand, nine hundred fifty-two".