400163113 has 8 divisors (see below), whose sum is σ = 458472960. Its totient is φ = 342139200.

The previous prime is 400163107. The next prime is 400163129. The reversal of 400163113 is 311361004.

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 400163113 - 2¹⁷ = 400032041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (400163143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68473 + ... + 74086.

It is an arithmetic number, because the mean of its divisors is an integer number (57309120).

Almost surely, 2^400163113 is an apocalyptic number.

It is an amenable number.

400163113 is a deficient number, since it is larger than the sum of its proper divisors (58309847).

400163113 is a wasteful number, since it uses less digits than its factorization.

400163113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142967.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 400163113 is about 20004.0774093683. The cubic root of 400163113 is about 736.9064383560.

The spelling of 400163113 in words is "four hundred million, one hundred sixty-three thousand, one hundred thirteen".