53465163 has 4 divisors (see below), whose sum is σ = 71286888. Its totient is φ = 35643440.

The previous prime is 53465143. The next prime is 53465171. The reversal of 53465163 is 36156435.

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 53465163 - 2¹⁸ = 53203019 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53465123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8910858 + ... + 8910863.

It is an arithmetic number, because the mean of its divisors is an integer number (17821722).

Almost surely, 2^53465163 is an apocalyptic number.

53465163 is a deficient number, since it is larger than the sum of its proper divisors (17821725).

53465163 is a wasteful number, since it uses less digits than its factorization.

53465163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17821724.

The product of its digits is 32400, while the sum is 33.

The square root of 53465163 is about 7311.9876230749. The cubic root of 53465163 is about 376.7242975315.

It can be divided in two parts, 53465 and 163, that added together give a triangular number (53628 = T₃₂₇).

The spelling of 53465163 in words is "fifty-three million, four hundred sixty-five thousand, one hundred sixty-three".