461546121 has 4 divisors (see below), whose sum is σ = 615394832. Its totient is φ = 307697412.

The previous prime is 461546117. The next prime is 461546131. The reversal of 461546121 is 121645164.

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 not a de Polignac number, because 461546121 - 2² = 461546117 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (461546131) 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, 76924351 + ... + 76924356.

It is an arithmetic number, because the mean of its divisors is an integer number (153848708).

Almost surely, 2^461546121 is an apocalyptic number.

It is an amenable number.

461546121 is a deficient number, since it is larger than the sum of its proper divisors (153848711).

461546121 is a wasteful number, since it uses less digits than its factorization.

461546121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153848710.

The product of its digits is 5760, while the sum is 30.

The square root of 461546121 is about 21483.6244847093. The cubic root of 461546121 is about 772.8081647731.

The spelling of 461546121 in words is "four hundred sixty-one million, five hundred forty-six thousand, one hundred twenty-one".