12353015777 has 2 divisors, whose sum is σ = 12353015778. Its totient is φ = 12353015776.

The previous prime is 12353015729. The next prime is 12353015809. The reversal of 12353015777 is 77751035321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11392573696 + 960442081 = 106736^2 + 30991^2 .

It is a cyclic number.

It is not a de Polignac number, because 12353015777 - 2¹² = 12353011681 is a prime.

It is not a weakly prime, because it can be changed into another prime (12353015707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6176507888 + 6176507889.

It is an arithmetic number, because the mean of its divisors is an integer number (6176507889).

Almost surely, 2^12353015777 is an apocalyptic number.

It is an amenable number.

12353015777 is a deficient number, since it is larger than the sum of its proper divisors (1).

12353015777 is an equidigital number, since it uses as much as digits as its factorization.

12353015777 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 154350, while the sum is 41.

The spelling of 12353015777 in words is "twelve billion, three hundred fifty-three million, fifteen thousand, seven hundred seventy-seven".