163413455 has 8 divisors (see below), whose sum is σ = 198038304. Its totient is φ = 129436000.

The previous prime is 163413451. The next prime is 163413457. The reversal of 163413455 is 554314361.

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

It is not a de Polignac number, because 163413455 - 2² = 163413451 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 (163413451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161291 + ... + 162300.

It is an arithmetic number, because the mean of its divisors is an integer number (24754788).

Almost surely, 2^163413455 is an apocalyptic number.

163413455 is a deficient number, since it is larger than the sum of its proper divisors (34624849).

163413455 is a wasteful number, since it uses less digits than its factorization.

163413455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323697.

The product of its digits is 21600, while the sum is 32.

The square root of 163413455 is about 12783.3272272910. The cubic root of 163413455 is about 546.7170323828.

It can be divided in two parts, 163413 and 455, that multiplied together give a triangular number (74352915 = T₁₂₁₉₄).

The spelling of 163413455 in words is "one hundred sixty-three million, four hundred thirteen thousand, four hundred fifty-five".