63161165 has 8 divisors (see below), whose sum is σ = 75929568. Its totient is φ = 50438160.

The previous prime is 63161143. The next prime is 63161201. The reversal of 63161165 is 56116136.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 63161165 - 2¹⁶ = 63095629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8207 + ... + 13916.

It is an arithmetic number, because the mean of its divisors is an integer number (9491196).

Almost surely, 2^63161165 is an apocalyptic number.

It is an amenable number.

63161165 is a deficient number, since it is larger than the sum of its proper divisors (12768403).

63161165 is a wasteful number, since it uses less digits than its factorization.

63161165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22699.

The product of its digits is 3240, while the sum is 29.

The square root of 63161165 is about 7947.3998892720. The cubic root of 63161165 is about 398.2447359702.

The spelling of 63161165 in words is "sixty-three million, one hundred sixty-one thousand, one hundred sixty-five".