1194428061 has 24 divisors (see below), whose sum is σ = 1774940544. Its totient is φ = 773616960.

The previous prime is 1194428051. The next prime is 1194428069. The reversal of 1194428061 is 1608244911.

It is not a de Polignac number, because 1194428061 - 2⁷ = 1194427933 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1194428069) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 47646 + ... + 68256.

It is an arithmetic number, because the mean of its divisors is an integer number (73955856).

Almost surely, 2^1194428061 is an apocalyptic number.

It is an amenable number.

1194428061 is a deficient number, since it is larger than the sum of its proper divisors (580512483).

1194428061 is a wasteful number, since it uses less digits than its factorization.

1194428061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20801 (or 20798 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 36.

The square root of 1194428061 is about 34560.4985641122. The cubic root of 1194428061 is about 1061.0112756166.

The spelling of 1194428061 in words is "one billion, one hundred ninety-four million, four hundred twenty-eight thousand, sixty-one".