461632151 has 4 divisors (see below), whose sum is σ = 485928600. Its totient is φ = 437335704.

The previous prime is 461632123. The next prime is 461632181. The reversal of 461632151 is 151236164.

It is a happy number.

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 461632151 - 2¹⁰ = 461631127 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 (461632111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12148196 + ... + 12148233.

It is an arithmetic number, because the mean of its divisors is an integer number (121482150).

Almost surely, 2^461632151 is an apocalyptic number.

461632151 is a deficient number, since it is larger than the sum of its proper divisors (24296449).

461632151 is a wasteful number, since it uses less digits than its factorization.

461632151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24296448.

The product of its digits is 4320, while the sum is 29.

The square root of 461632151 is about 21485.6266140878. The cubic root of 461632151 is about 772.8561777112.

The spelling of 461632151 in words is "four hundred sixty-one million, six hundred thirty-two thousand, one hundred fifty-one".