163413755 has 4 divisors (see below), whose sum is σ = 196096512. Its totient is φ = 130731000.

The previous prime is 163413743. The next prime is 163413763. The reversal of 163413755 is 557314361.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 163413755 - 2⁴ = 163413739 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16341371 + ... + 16341380.

It is an arithmetic number, because the mean of its divisors is an integer number (49024128).

Almost surely, 2^163413755 is an apocalyptic number.

163413755 is a deficient number, since it is larger than the sum of its proper divisors (32682757).

163413755 is an equidigital number, since it uses as much as digits as its factorization.

163413755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32682756.

The product of its digits is 37800, while the sum is 35.

The square root of 163413755 is about 12783.3389613199. The cubic root of 163413755 is about 546.7173669432.

The spelling of 163413755 in words is "one hundred sixty-three million, four hundred thirteen thousand, seven hundred fifty-five".