421367311 has 2 divisors, whose sum is σ = 421367312. Its totient is φ = 421367310.

The previous prime is 421367299. The next prime is 421367327. The reversal of 421367311 is 113763124.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 421367311 - 2⁷ = 421367183 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 421367311.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (421367371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210683655 + 210683656.

It is an arithmetic number, because the mean of its divisors is an integer number (210683656).

Almost surely, 2^421367311 is an apocalyptic number.

421367311 is a deficient number, since it is larger than the sum of its proper divisors (1).

421367311 is an equidigital number, since it uses as much as digits as its factorization.

421367311 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3024, while the sum is 28.

The square root of 421367311 is about 20527.2333985854. The cubic root of 421367311 is about 749.6990264953.

The spelling of 421367311 in words is "four hundred twenty-one million, three hundred sixty-seven thousand, three hundred eleven".