461560121 has 4 divisors (see below), whose sum is σ = 503520144. Its totient is φ = 419600100.

The previous prime is 461560109. The next prime is 461560133. The reversal of 461560121 is 121065164.

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 an interprime number because it is at equal distance from previous prime (461560109) and next prime (461560133).

It is a cyclic number.

It is not a de Polignac number, because 461560121 - 2¹⁰ = 461559097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (461560921) 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, 20979995 + ... + 20980016.

It is an arithmetic number, because the mean of its divisors is an integer number (125880036).

Almost surely, 2^461560121 is an apocalyptic number.

It is an amenable number.

461560121 is a deficient number, since it is larger than the sum of its proper divisors (41960023).

461560121 is a wasteful number, since it uses less digits than its factorization.

461560121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41960022.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 461560121 is about 21483.9503118025. The cubic root of 461560121 is about 772.8159785136.

The spelling of 461560121 in words is "four hundred sixty-one million, five hundred sixty thousand, one hundred twenty-one".