163401043 has 8 divisors (see below), whose sum is σ = 176330000. Its totient is φ = 150523488.

The previous prime is 163401041. The next prime is 163401053. The reversal of 163401043 is 340104361.

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

It is a cyclic number.

It is not a de Polignac number, because 163401043 - 2¹ = 163401041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (163401041) 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, 6108 + ... + 19081.

It is an arithmetic number, because the mean of its divisors is an integer number (22041250).

Almost surely, 2^163401043 is an apocalyptic number.

163401043 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

163401043 is a deficient number, since it is larger than the sum of its proper divisors (12928957).

163401043 is a wasteful number, since it uses less digits than its factorization.

163401043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25701.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 163401043 is about 12782.8417419602. The cubic root of 163401043 is about 546.7031901452.

The spelling of 163401043 in words is "one hundred sixty-three million, four hundred one thousand, forty-three".