12733949 has 2 divisors, whose sum is σ = 12733950. Its totient is φ = 12733948.

The previous prime is 12733937. The next prime is 12733961. The reversal of 12733949 is 94933721.

It is a balanced prime because it is at equal distance from previous prime (12733937) and next prime (12733961).

It can be written as a sum of positive squares in only one way, i.e., 12201049 + 532900 = 3493^2 + 730^2 .

It is an emirp because it is prime and its reverse (94933721) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12733949 - 2¹⁶ = 12668413 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12733999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6366974 + 6366975.

It is an arithmetic number, because the mean of its divisors is an integer number (6366975).

Almost surely, 2^12733949 is an apocalyptic number.

It is an amenable number.

12733949 is a deficient number, since it is larger than the sum of its proper divisors (1).

12733949 is an equidigital number, since it uses as much as digits as its factorization.

12733949 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40824, while the sum is 38.

The square root of 12733949 is about 3568.4659168892. The cubic root of 12733949 is about 233.5183618542.

The spelling of 12733949 in words is "twelve million, seven hundred thirty-three thousand, nine hundred forty-nine".