12949267229 has 2 divisors, whose sum is σ = 12949267230. Its totient is φ = 12949267228.

The previous prime is 12949267211. The next prime is 12949267273. The reversal of 12949267229 is 92276294921.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11161922500 + 1787344729 = 105650^2 + 42277^2 .

It is a cyclic number.

It is not a de Polignac number, because 12949267229 - 2²⁰ = 12948218653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12949260229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6474633614 + 6474633615.

It is an arithmetic number, because the mean of its divisors is an integer number (6474633615).

Almost surely, 2^12949267229 is an apocalyptic number.

It is an amenable number.

12949267229 is a deficient number, since it is larger than the sum of its proper divisors (1).

12949267229 is an equidigital number, since it uses as much as digits as its factorization.

12949267229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1959552, while the sum is 53.

The spelling of 12949267229 in words is "twelve billion, nine hundred forty-nine million, two hundred sixty-seven thousand, two hundred twenty-nine".