461148911 has 4 divisors (see below), whose sum is σ = 463180632. Its totient is φ = 459117192.

The previous prime is 461148907. The next prime is 461148949. The reversal of 461148911 is 119841164.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 461148911 - 2² = 461148907 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (461148011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1015520 + ... + 1015973.

It is an arithmetic number, because the mean of its divisors is an integer number (115795158).

Almost surely, 2^461148911 is an apocalyptic number.

461148911 is a deficient number, since it is larger than the sum of its proper divisors (2031721).

461148911 is a wasteful number, since it uses less digits than its factorization.

461148911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2031720.

The product of its digits is 6912, while the sum is 35.

The square root of 461148911 is about 21474.3780119472. The cubic root of 461148911 is about 772.5864063408.

The spelling of 461148911 in words is "four hundred sixty-one million, one hundred forty-eight thousand, nine hundred eleven".