4648654121 has 4 divisors (see below), whose sum is σ = 4649469312. Its totient is φ = 4647838932.

The previous prime is 4648654111. The next prime is 4648654147. The reversal of 4648654121 is 1214568464.

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 a de Polignac number, because none of the positive numbers 2^k-4648654121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4648654111) 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, 398981 + ... + 410466.

It is an arithmetic number, because the mean of its divisors is an integer number (1162367328).

Almost surely, 2^4648654121 is an apocalyptic number.

It is an amenable number.

4648654121 is a deficient number, since it is larger than the sum of its proper divisors (815191).

4648654121 is an equidigital number, since it uses as much as digits as its factorization.

4648654121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 815190.

The product of its digits is 184320, while the sum is 41.

The square root of 4648654121 is about 68181.0393071270. The cubic root of 4648654121 is about 1668.9464856644.

The spelling of 4648654121 in words is "four billion, six hundred forty-eight million, six hundred fifty-four thousand, one hundred twenty-one".