4519094121 has 12 divisors (see below), whose sum is σ = 6871137520. Its totient is φ = 2854164600.

The previous prime is 4519094113. The next prime is 4519094147. The reversal of 4519094121 is 1214909154.

It is a happy number.

It is not a de Polignac number, because 4519094121 - 2³ = 4519094113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4519094101) 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 11 ways as a sum of consecutive naturals, for example, 13213555 + ... + 13213896.

Almost surely, 2^4519094121 is an apocalyptic number.

It is an amenable number.

4519094121 is a deficient number, since it is larger than the sum of its proper divisors (2352043399).

4519094121 is a wasteful number, since it uses less digits than its factorization.

4519094121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26427476 (or 26427473 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 36.

The square root of 4519094121 is about 67224.2078495537. The cubic root of 4519094121 is about 1653.2954183399.

The spelling of 4519094121 in words is "four billion, five hundred nineteen million, ninety-four thousand, one hundred twenty-one".