163428495 has 8 divisors (see below), whose sum is σ = 261485616. Its totient is φ = 87161856.

The previous prime is 163428493. The next prime is 163428511. The reversal of 163428495 is 594824361.

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

It is not a de Polignac number, because 163428495 - 2¹ = 163428493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163428491) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 5447602 + ... + 5447631.

It is an arithmetic number, because the mean of its divisors is an integer number (32685702).

Almost surely, 2^163428495 is an apocalyptic number.

163428495 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

163428495 is a deficient number, since it is larger than the sum of its proper divisors (98057121).

163428495 is a wasteful number, since it uses less digits than its factorization.

163428495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10895241.

The product of its digits is 207360, while the sum is 42.

The square root of 163428495 is about 12783.9154800085. The cubic root of 163428495 is about 546.7338045063.

The spelling of 163428495 in words is "one hundred sixty-three million, four hundred twenty-eight thousand, four hundred ninety-five".