163461351 has 8 divisors (see below), whose sum is σ = 229419520. Its totient is φ = 103238712.

The previous prime is 163461293. The next prime is 163461373. The reversal of 163461351 is 153164361.

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

It is not a de Polignac number, because 163461351 - 2⁷ = 163461223 is a prime.

It is a super-2 number, since 2×163461351² = 53439226541490402, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163461251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1433815 + ... + 1433928.

It is an arithmetic number, because the mean of its divisors is an integer number (28677440).

Almost surely, 2^163461351 is an apocalyptic number.

163461351 is a deficient number, since it is larger than the sum of its proper divisors (65958169).

163461351 is a wasteful number, since it uses less digits than its factorization.

163461351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2867765.

The product of its digits is 6480, while the sum is 30.

The square root of 163461351 is about 12785.2004677283. The cubic root of 163461351 is about 546.7704408799.

The spelling of 163461351 in words is "one hundred sixty-three million, four hundred sixty-one thousand, three hundred fifty-one".