1345471794 has 24 divisors (see below), whose sum is σ = 2936473020. Its totient is φ = 445216128.

The previous prime is 1345471793. The next prime is 1345471819. The reversal of 1345471794 is 4971745431.

It is a happy number.

1345471794 is a `hidden beast` number, since 1 + 3 + 4 + 547 + 17 + 94 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1252098225 + 93373569 = 35385^2 + 9663^2 .

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1345471793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 270339 + ... + 275270.

Almost surely, 2^1345471794 is an apocalyptic number.

1345471794 is an abundant number, since it is smaller than the sum of its proper divisors (1591001226).

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

1345471794 is a wasteful number, since it uses less digits than its factorization.

1345471794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 545754 (or 545751 counting only the distinct ones).

The product of its digits is 423360, while the sum is 45.

The square root of 1345471794 is about 36680.6733035259. The cubic root of 1345471794 is about 1103.9723577279.

The spelling of 1345471794 in words is "one billion, three hundred forty-five million, four hundred seventy-one thousand, seven hundred ninety-four".