12277260733 has 2 divisors, whose sum is σ = 12277260734. Its totient is φ = 12277260732.

The previous prime is 12277260731. The next prime is 12277260769. The reversal of 12277260733 is 33706277221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9612429849 + 2664830884 = 98043^2 + 51622^2 .

It is an emirp because it is prime and its reverse (33706277221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12277260733 - 2¹ = 12277260731 is a prime.

It is a super-2 number, since 2×12277260733² (a number of 21 digits) contains 22 as substring.

Together with 12277260731, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12277260731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6138630366 + 6138630367.

It is an arithmetic number, because the mean of its divisors is an integer number (6138630367).

Almost surely, 2^12277260733 is an apocalyptic number.

It is an amenable number.

12277260733 is a deficient number, since it is larger than the sum of its proper divisors (1).

12277260733 is an equidigital number, since it uses as much as digits as its factorization.

12277260733 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 148176, while the sum is 40.

The spelling of 12277260733 in words is "twelve billion, two hundred seventy-seven million, two hundred sixty thousand, seven hundred thirty-three".