421254141167 has 2 divisors, whose sum is σ = 421254141168. Its totient is φ = 421254141166.

The previous prime is 421254141163. The next prime is 421254141251. The reversal of 421254141167 is 761141452124.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 421254141167 - 2² = 421254141163 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 421254141167.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (421254141163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210627070583 + 210627070584.

It is an arithmetic number, because the mean of its divisors is an integer number (210627070584).

Almost surely, 2^421254141167 is an apocalyptic number.

421254141167 is a deficient number, since it is larger than the sum of its proper divisors (1).

421254141167 is an equidigital number, since it uses as much as digits as its factorization.

421254141167 is an evil number, because the sum of its binary digits is even.

The product of its digits is 53760, while the sum is 38.

The spelling of 421254141167 in words is "four hundred twenty-one billion, two hundred fifty-four million, one hundred forty-one thousand, one hundred sixty-seven".