1166454630 has 48 divisors (see below), whose sum is σ = 3308492304. Its totient is φ = 282776640.

The previous prime is 1166454629. The next prime is 1166454649. The reversal of 1166454630 is 364546611.

It is a happy number.

1166454630 is a `hidden beast` number, since 1 + 1 + 6 + 645 + 4 + 6 + 3 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 588129 + ... + 590108.

It is an arithmetic number, because the mean of its divisors is an integer number (68926923).

Almost surely, 2^1166454630 is an apocalyptic number.

1166454630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1166454630 is an abundant number, since it is smaller than the sum of its proper divisors (2142037674).

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

1166454630 is a wasteful number, since it uses less digits than its factorization.

1166454630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1178261 (or 1178258 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 1166454630 is about 34153.3985131787. The cubic root of 1166454630 is about 1052.6628195627.

The spelling of 1166454630 in words is "one billion, one hundred sixty-six million, four hundred fifty-four thousand, six hundred thirty".