227459243881 has 2 divisors, whose sum is σ = 227459243882. Its totient is φ = 227459243880.

The previous prime is 227459243863. The next prime is 227459243909. The reversal of 227459243881 is 188342954722.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 223885117225 + 3574126656 = 473165^2 + 59784^2 .

It is a cyclic number.

It is not a de Polignac number, because 227459243881 - 2⁹ = 227459243369 is a prime.

It is a super-2 number, since 2×227459243881² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (227459243861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113729621940 + 113729621941.

It is an arithmetic number, because the mean of its divisors is an integer number (113729621941).

Almost surely, 2^227459243881 is an apocalyptic number.

It is an amenable number.

227459243881 is a deficient number, since it is larger than the sum of its proper divisors (1).

227459243881 is an equidigital number, since it uses as much as digits as its factorization.

227459243881 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7741440, while the sum is 55.

The spelling of 227459243881 in words is "two hundred twenty-seven billion, four hundred fifty-nine million, two hundred forty-three thousand, eight hundred eighty-one".