1234512229 has 2 divisors, whose sum is σ = 1234512230. Its totient is φ = 1234512228.

The previous prime is 1234512133. The next prime is 1234512277. The reversal of 1234512229 is 9222154321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 845239329 + 389272900 = 29073^2 + 19730^2 .

It is a cyclic number.

It is not a de Polignac number, because 1234512229 - 2²⁹ = 697641317 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1234512229.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1234512029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 617256114 + 617256115.

It is an arithmetic number, because the mean of its divisors is an integer number (617256115).

Almost surely, 2^1234512229 is an apocalyptic number.

It is an amenable number.

1234512229 is a deficient number, since it is larger than the sum of its proper divisors (1).

1234512229 is an equidigital number, since it uses as much as digits as its factorization.

1234512229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8640, while the sum is 31.

The square root of 1234512229 is about 35135.6262075973. The cubic root of 1234512229 is about 1072.7498573673.

The spelling of 1234512229 in words is "one billion, two hundred thirty-four million, five hundred twelve thousand, two hundred twenty-nine".