1013146394 has 8 divisors (see below), whose sum is σ = 1636621140. Its totient is φ = 467606016.

The previous prime is 1013146369. The next prime is 1013146403. The reversal of 1013146394 is 4936413101.

1013146394 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1003305625 + 9840769 = 31675^2 + 3137^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1013146394.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19483559 + ... + 19483610.

Almost surely, 2^1013146394 is an apocalyptic number.

1013146394 is a deficient number, since it is larger than the sum of its proper divisors (623474746).

1013146394 is a wasteful number, since it uses less digits than its factorization.

1013146394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38967184.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 1013146394 is about 31829.9606345971. The cubic root of 1013146394 is about 1004.3630672915.

Adding to 1013146394 its reverse (4936413101), we get a palindrome (5949559495).

The spelling of 1013146394 in words is "one billion, thirteen million, one hundred forty-six thousand, three hundred ninety-four".