12773156453 has 2 divisors, whose sum is σ = 12773156454. Its totient is φ = 12773156452.

The previous prime is 12773156423. The next prime is 12773156483. The reversal of 12773156453 is 35465137721.

It is a balanced prime because it is at equal distance from previous prime (12773156423) and next prime (12773156483).

It can be written as a sum of positive squares in only one way, i.e., 12161237284 + 611919169 = 110278^2 + 24737^2 .

It is a cyclic number.

It is not a de Polignac number, because 12773156453 - 2⁸ = 12773156197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12773156423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6386578226 + 6386578227.

It is an arithmetic number, because the mean of its divisors is an integer number (6386578227).

Almost surely, 2^12773156453 is an apocalyptic number.

It is an amenable number.

12773156453 is a deficient number, since it is larger than the sum of its proper divisors (1).

12773156453 is an equidigital number, since it uses as much as digits as its factorization.

12773156453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 529200, while the sum is 44.

The spelling of 12773156453 in words is "twelve billion, seven hundred seventy-three million, one hundred fifty-six thousand, four hundred fifty-three".