163461379 has 2 divisors, whose sum is σ = 163461380. Its totient is φ = 163461378.

The previous prime is 163461377. The next prime is 163461401. The reversal of 163461379 is 973164361.

163461379 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 163461379 - 2¹ = 163461377 is a prime.

Together with 163461377, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (163461373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81730689 + 81730690.

It is an arithmetic number, because the mean of its divisors is an integer number (81730690).

Almost surely, 2^163461379 is an apocalyptic number.

163461379 is a deficient number, since it is larger than the sum of its proper divisors (1).

163461379 is an equidigital number, since it uses as much as digits as its factorization.

163461379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 81648, while the sum is 40.

The square root of 163461379 is about 12785.2015627443. The cubic root of 163461379 is about 546.7704720994.

The spelling of 163461379 in words is "one hundred sixty-three million, four hundred sixty-one thousand, three hundred seventy-nine".