4691121 has 4 divisors (see below), whose sum is σ = 6254832. Its totient is φ = 3127412.

The previous prime is 4691107. The next prime is 4691123. The reversal of 4691121 is 1211964.

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 4691121 - 2⁷ = 4690993 is a prime.

It is a D-number.

It is a junction number, because it is equal to n+sod(n) for n = 4691091 and 4691100.

It is not an unprimeable number, because it can be changed into a prime (4691123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 781851 + ... + 781856.

It is an arithmetic number, because the mean of its divisors is an integer number (1563708).

Almost surely, 2^4691121 is an apocalyptic number.

It is an amenable number.

4691121 is a deficient number, since it is larger than the sum of its proper divisors (1563711).

4691121 is a wasteful number, since it uses less digits than its factorization.

4691121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1563710.

The product of its digits is 432, while the sum is 24.

The square root of 4691121 is about 2165.8995821598. The cubic root of 4691121 is about 167.4013200594.

The spelling of 4691121 in words is "four million, six hundred ninety-one thousand, one hundred twenty-one".