160421419 has 4 divisors (see below), whose sum is σ = 160512880. Its totient is φ = 160329960.

The previous prime is 160421377. The next prime is 160421441. The reversal of 160421419 is 914124061.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 160421419 - 2²⁷ = 26203691 is a prime.

It is a super-2 number, since 2×160421419² = 51470063347947122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (160421449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43047 + ... + 46624.

It is an arithmetic number, because the mean of its divisors is an integer number (40128220).

Almost surely, 2^160421419 is an apocalyptic number.

160421419 is a deficient number, since it is larger than the sum of its proper divisors (91461).

160421419 is an equidigital number, since it uses as much as digits as its factorization.

160421419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91460.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 160421419 is about 12665.7577349324. The cubic root of 160421419 is about 543.3597334540.

The spelling of 160421419 in words is "one hundred sixty million, four hundred twenty-one thousand, four hundred nineteen".