13353521229977 has 2 divisors, whose sum is σ = 13353521229978. Its totient is φ = 13353521229976.

The previous prime is 13353521229907. The next prime is 13353521230033. The reversal of 13353521229977 is 77992212535331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13059991327321 + 293529902656 = 3613861^2 + 541784^2 .

It is a cyclic number.

It is not a de Polignac number, because 13353521229977 - 2⁸ = 13353521229721 is a prime.

It is not a weakly prime, because it can be changed into another prime (13353521229907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6676760614988 + 6676760614989.

It is an arithmetic number, because the mean of its divisors is an integer number (6676760614989).

Almost surely, 2^{13353521229977} is an apocalyptic number.

It is an amenable number.

13353521229977 is a deficient number, since it is larger than the sum of its proper divisors (1).

13353521229977 is an equidigital number, since it uses as much as digits as its factorization.

13353521229977 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21432600, while the sum is 59.

The spelling of 13353521229977 in words is "thirteen trillion, three hundred fifty-three billion, five hundred twenty-one million, two hundred twenty-nine thousand, nine hundred seventy-seven".