12135349 has 2 divisors, whose sum is σ = 12135350. Its totient is φ = 12135348.

The previous prime is 12135337. The next prime is 12135367. The reversal of 12135349 is 94353121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12124324 + 11025 = 3482^2 + 105^2 .

It is a cyclic number.

It is not a de Polignac number, because 12135349 - 2¹¹ = 12133301 is a prime.

It is a Chen prime.

It is equal to p₇₉₆₃₃₀ and since 12135349 and 796330 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12135749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6067674 + 6067675.

It is an arithmetic number, because the mean of its divisors is an integer number (6067675).

Almost surely, 2^12135349 is an apocalyptic number.

It is an amenable number.

12135349 is a deficient number, since it is larger than the sum of its proper divisors (1).

12135349 is an equidigital number, since it uses as much as digits as its factorization.

12135349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3240, while the sum is 28.

The square root of 12135349 is about 3483.5827821368. The cubic root of 12135349 is about 229.8003876171.

The spelling of 12135349 in words is "twelve million, one hundred thirty-five thousand, three hundred forty-nine".