461172165 has 16 divisors (see below), whose sum is σ = 738791808. Its totient is φ = 245653056.

The previous prime is 461172163. The next prime is 461172167. The reversal of 461172165 is 561271164.

It is an interprime number because it is at equal distance from previous prime (461172163) and next prime (461172167).

It is not a de Polignac number, because 461172165 - 2¹ = 461172163 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (461172163) 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 15 ways as a sum of consecutive naturals, for example, 6334 + ... + 31023.

It is an arithmetic number, because the mean of its divisors is an integer number (46174488).

Almost surely, 2^461172165 is an apocalyptic number.

It is an amenable number.

461172165 is a deficient number, since it is larger than the sum of its proper divisors (277619643).

461172165 is a wasteful number, since it uses less digits than its factorization.

461172165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38188.

The product of its digits is 10080, while the sum is 33.

The square root of 461172165 is about 21474.9194410596. The cubic root of 461172165 is about 772.5993923286.

The spelling of 461172165 in words is "four hundred sixty-one million, one hundred seventy-two thousand, one hundred sixty-five".