1194161472 has 336 divisors, whose sum is σ = 4158935040. Its totient is φ = 320246784.

The previous prime is 1194161461. The next prime is 1194161473. The reversal of 1194161472 is 2741614911.

It is a tau number, because it is divible by the number of its divisors (336).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1194161473) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7326063 + ... + 7326225.

Almost surely, 2^1194161472 is an apocalyptic number.

1194161472 is a gapful number since it is divisible by the number (12) 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 1194161472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2079467520).

1194161472 is an abundant number, since it is smaller than the sum of its proper divisors (2964773568).

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

1194161472 is a wasteful number, since it uses less digits than its factorization.

1194161472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290 (or 277 counting only the distinct ones).

The product of its digits is 12096, while the sum is 36.

The square root of 1194161472 is about 34556.6415034795. The cubic root of 1194161472 is about 1060.9323326786.

The spelling of 1194161472 in words is "one billion, one hundred ninety-four million, one hundred sixty-one thousand, four hundred seventy-two".