12733541 has 2 divisors, whose sum is σ = 12733542. Its totient is φ = 12733540.

The previous prime is 12733537. The next prime is 12733597. The reversal of 12733541 is 14533721.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9740641 + 2992900 = 3121^2 + 1730^2 .

It is a cyclic number.

It is not a de Polignac number, because 12733541 - 2² = 12733537 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12733541.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12733741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6366770 + 6366771.

It is an arithmetic number, because the mean of its divisors is an integer number (6366771).

Almost surely, 2^12733541 is an apocalyptic number.

It is an amenable number.

12733541 is a deficient number, since it is larger than the sum of its proper divisors (1).

12733541 is an equidigital number, since it uses as much as digits as its factorization.

12733541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2520, while the sum is 26.

The square root of 12733541 is about 3568.4087490084. The cubic root of 12733541 is about 233.5158678253.

The spelling of 12733541 in words is "twelve million, seven hundred thirty-three thousand, five hundred forty-one".