421112249 has 2 divisors, whose sum is σ = 421112250. Its totient is φ = 421112248.

The previous prime is 421112227. The next prime is 421112261. The reversal of 421112249 is 942211124.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 326886400 + 94225849 = 18080^2 + 9707^2 .

It is a cyclic number.

It is not a de Polignac number, because 421112249 - 2²⁴ = 404335033 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (421112299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210556124 + 210556125.

It is an arithmetic number, because the mean of its divisors is an integer number (210556125).

Almost surely, 2^421112249 is an apocalyptic number.

It is an amenable number.

421112249 is a deficient number, since it is larger than the sum of its proper divisors (1).

421112249 is an equidigital number, since it uses as much as digits as its factorization.

421112249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1152, while the sum is 26.

The square root of 421112249 is about 20521.0196871403. The cubic root of 421112249 is about 749.5477267274.

The spelling of 421112249 in words is "four hundred twenty-one million, one hundred twelve thousand, two hundred forty-nine".