1194634980 has 480 divisors, whose sum is σ = 4779194112. Its totient is φ = 242611200.

The previous prime is 1194634979. The next prime is 1194635011. The reversal of 1194634980 is 894364911.

1194634980 is a `hidden beast` number, since 1 + 1 + 9 + 4 + 634 + 9 + 8 + 0 = 666.

1194634980 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 7609062 + ... + 7609218.

Almost surely, 2^1194634980 is an apocalyptic number.

1194634980 is a gapful number since it is divisible by the number (10) 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 1194634980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2389597056).

1194634980 is an abundant number, since it is smaller than the sum of its proper divisors (3584559132).

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

1194634980 is a wasteful number, since it uses less digits than its factorization.

1194634980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257 (or 246 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The square root of 1194634980 is about 34563.4920110801. The cubic root of 1194634980 is about 1061.0725408427.

The spelling of 1194634980 in words is "one billion, one hundred ninety-four million, six hundred thirty-four thousand, nine hundred eighty".