4206651121 has 4 divisors (see below), whose sum is σ = 4206825472. Its totient is φ = 4206476772.

The previous prime is 4206651077. The next prime is 4206651131. The reversal of 4206651121 is 1211566024.

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-4206651121 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4206651121.

It is not an unprimeable number, because it can be changed into a prime (4206651131) 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, 43785 + ... + 101638.

It is an arithmetic number, because the mean of its divisors is an integer number (1051706368).

Almost surely, 2^4206651121 is an apocalyptic number.

It is an amenable number.

4206651121 is a deficient number, since it is larger than the sum of its proper divisors (174351).

4206651121 is a wasteful number, since it uses less digits than its factorization.

4206651121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174350.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 4206651121 is about 64858.7011972950. The cubic root of 4206651121 is about 1614.2798721779.

The spelling of 4206651121 in words is "four billion, two hundred six million, six hundred fifty-one thousand, one hundred twenty-one".