5299845121 has 4 divisors (see below), whose sum is σ = 5351300032. Its totient is φ = 5248390212.

The previous prime is 5299845071. The next prime is 5299845143. The reversal of 5299845121 is 1215489925.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5299845121 - 2⁷ = 5299844993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5299845521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25727301 + ... + 25727506.

It is an arithmetic number, because the mean of its divisors is an integer number (1337825008).

Almost surely, 2^5299845121 is an apocalyptic number.

It is an amenable number.

5299845121 is a deficient number, since it is larger than the sum of its proper divisors (51454911).

5299845121 is a wasteful number, since it uses less digits than its factorization.

5299845121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51454910.

The product of its digits is 259200, while the sum is 46.

The square root of 5299845121 is about 72800.0351716948. The cubic root of 5299845121 is about 1743.4964178537.

The spelling of 5299845121 in words is "five billion, two hundred ninety-nine million, eight hundred forty-five thousand, one hundred twenty-one".