126633229 has 2 divisors, whose sum is σ = 126633230. Its totient is φ = 126633228.

The previous prime is 126633137. The next prime is 126633251. The reversal of 126633229 is 922336621.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 90212004 + 36421225 = 9498^2 + 6035^2 .

It is an emirp because it is prime and its reverse (922336621) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 126633229 - 2⁹ = 126632717 is a prime.

It is equal to p_7197811 and since 126633229 and 7197811 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 126633194 and 126633203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126633029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63316614 + 63316615.

It is an arithmetic number, because the mean of its divisors is an integer number (63316615).

Almost surely, 2^126633229 is an apocalyptic number.

It is an amenable number.

126633229 is a deficient number, since it is larger than the sum of its proper divisors (1).

126633229 is an equidigital number, since it uses as much as digits as its factorization.

126633229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23328, while the sum is 34.

The square root of 126633229 is about 11253.1430720488. The cubic root of 126633229 is about 502.1682226964.

The spelling of 126633229 in words is "one hundred twenty-six million, six hundred thirty-three thousand, two hundred twenty-nine".