421314167 has 2 divisors, whose sum is σ = 421314168. Its totient is φ = 421314166.

The previous prime is 421314139. The next prime is 421314199. The reversal of 421314167 is 761413124.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 421314167 - 2²⁶ = 354205303 is a prime.

It is a Chen prime.

It is equal to p_22410686 and since 421314167 and 22410686 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (421314067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210657083 + 210657084.

It is an arithmetic number, because the mean of its divisors is an integer number (210657084).

Almost surely, 2^421314167 is an apocalyptic number.

421314167 is a deficient number, since it is larger than the sum of its proper divisors (1).

421314167 is an equidigital number, since it uses as much as digits as its factorization.

421314167 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4032, while the sum is 29.

The square root of 421314167 is about 20525.9388823021. The cubic root of 421314167 is about 749.6675071383.

The spelling of 421314167 in words is "four hundred twenty-one million, three hundred fourteen thousand, one hundred sixty-seven".