461621135 has 4 divisors (see below), whose sum is σ = 553945368. Its totient is φ = 369296904.

The previous prime is 461621123. The next prime is 461621141. The reversal of 461621135 is 531126164.

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 461621135 - 2¹⁰ = 461620111 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 461621098 and 461621107.

It is a congruent number.

It is an unprimeable number.

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, 46162109 + ... + 46162118.

It is an arithmetic number, because the mean of its divisors is an integer number (138486342).

Almost surely, 2^461621135 is an apocalyptic number.

461621135 is a deficient number, since it is larger than the sum of its proper divisors (92324233).

461621135 is an equidigital number, since it uses as much as digits as its factorization.

461621135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92324232.

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

The square root of 461621135 is about 21485.3702551294. The cubic root of 461621135 is about 772.8500300665.

Adding to 461621135 its reverse (531126164), we get a palindrome (992747299).

The spelling of 461621135 in words is "four hundred sixty-one million, six hundred twenty-one thousand, one hundred thirty-five".