163142794 has 8 divisors (see below), whose sum is σ = 244807200. Its totient is φ = 81540396.

The previous prime is 163142767. The next prime is 163142831. The reversal of 163142794 is 497241361.

163142794 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

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, 8244 + ... + 19855.

It is an arithmetic number, because the mean of its divisors is an integer number (30600900).

Almost surely, 2^163142794 is an apocalyptic number.

163142794 is a deficient number, since it is larger than the sum of its proper divisors (81664406).

163142794 is a wasteful number, since it uses less digits than its factorization.

163142794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31004.

The product of its digits is 36288, while the sum is 37.

The square root of 163142794 is about 12772.7363552216. The cubic root of 163142794 is about 546.4150238962.

The spelling of 163142794 in words is "one hundred sixty-three million, one hundred forty-two thousand, seven hundred ninety-four".