163373151 has 8 divisors (see below), whose sum is σ = 223143984. Its totient is φ = 106258880.

The previous prime is 163373143. The next prime is 163373159. The reversal of 163373151 is 151373361.

It is an interprime number because it is at equal distance from previous prime (163373143) and next prime (163373159).

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

It is not a de Polignac number, because 163373151 - 2³ = 163373143 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163373159) 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, 663996 + ... + 664241.

It is an arithmetic number, because the mean of its divisors is an integer number (27892998).

Almost surely, 2^163373151 is an apocalyptic number.

163373151 is a deficient number, since it is larger than the sum of its proper divisors (59770833).

163373151 is a wasteful number, since it uses less digits than its factorization.

163373151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1328281.

The product of its digits is 5670, while the sum is 30.

The square root of 163373151 is about 12781.7507016840. The cubic root of 163373151 is about 546.6720815859.

The spelling of 163373151 in words is "one hundred sixty-three million, three hundred seventy-three thousand, one hundred fifty-one".