6146461289 has 4 divisors (see below), whose sum is σ = 6358408260. Its totient is φ = 5934514320.

The previous prime is 6146461273. The next prime is 6146461303. The reversal of 6146461289 is 9821646416.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3307170064 + 2839291225 = 57508^2 + 53285^2 .

It is a cyclic number.

It is not a de Polignac number, because 6146461289 - 2⁴ = 6146461273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6146461589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105973442 + ... + 105973499.

It is an arithmetic number, because the mean of its divisors is an integer number (1589602065).

Almost surely, 2^6146461289 is an apocalyptic number.

It is an amenable number.

6146461289 is a deficient number, since it is larger than the sum of its proper divisors (211946971).

6146461289 is a wasteful number, since it uses less digits than its factorization.

6146461289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211946970.

The product of its digits is 497664, while the sum is 47.

The square root of 6146461289 is about 78399.3704630337. The cubic root of 6146461289 is about 1831.7873277060.

The spelling of 6146461289 in words is "six billion, one hundred forty-six million, four hundred sixty-one thousand, two hundred eighty-nine".