452011229 has 2 divisors, whose sum is σ = 452011230. Its totient is φ = 452011228.

The previous prime is 452011207. The next prime is 452011247. The reversal of 452011229 is 922110254.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 400200025 + 51811204 = 20005^2 + 7198^2 .

It is a cyclic number.

It is not a de Polignac number, because 452011229 - 2¹⁶ = 451945693 is a prime.

It is a super-2 number, since 2×452011229² = 408628302284180882, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 452011198 and 452011207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (452011529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226005614 + 226005615.

It is an arithmetic number, because the mean of its divisors is an integer number (226005615).

Almost surely, 2^452011229 is an apocalyptic number.

It is an amenable number.

452011229 is a deficient number, since it is larger than the sum of its proper divisors (1).

452011229 is an equidigital number, since it uses as much as digits as its factorization.

452011229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 452011229 is about 21260.5557076949. Note that the first 3 decimals coincide. The cubic root of 452011229 is about 767.4493830037.

The spelling of 452011229 in words is "four hundred fifty-two million, eleven thousand, two hundred twenty-nine".