1011229027 has 2 divisors, whose sum is σ = 1011229028. Its totient is φ = 1011229026.

The previous prime is 1011229013. The next prime is 1011229061. The reversal of 1011229027 is 7209221101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1011229027 - 2¹⁵ = 1011196259 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1011228992 and 1011229010.

It is not a weakly prime, because it can be changed into another prime (1011229007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505614513 + 505614514.

It is an arithmetic number, because the mean of its divisors is an integer number (505614514).

Almost surely, 2^1011229027 is an apocalyptic number.

1011229027 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011229027 is an equidigital number, since it uses as much as digits as its factorization.

1011229027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 25.

The square root of 1011229027 is about 31799.8274680854. The cubic root of 1011229027 is about 1003.7290856347.

The spelling of 1011229027 in words is "one billion, eleven million, two hundred twenty-nine thousand, twenty-seven".