4651161 has 4 divisors (see below), whose sum is σ = 6201552. Its totient is φ = 3100772.

The previous prime is 4651133. The next prime is 4651169. The reversal of 4651161 is 1611564.

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 4651161 - 2⁷ = 4651033 is a prime.

It is a D-number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4651169) 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, 775191 + ... + 775196.

It is an arithmetic number, because the mean of its divisors is an integer number (1550388).

Almost surely, 2^4651161 is an apocalyptic number.

It is an amenable number.

4651161 is a deficient number, since it is larger than the sum of its proper divisors (1550391).

4651161 is a wasteful number, since it uses less digits than its factorization.

4651161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1550390.

The product of its digits is 720, while the sum is 24.

The square root of 4651161 is about 2156.6550489126. The cubic root of 4651161 is about 166.9246435925.

The spelling of 4651161 in words is "four million, six hundred fifty-one thousand, one hundred sixty-one".