12259478633 has 2 divisors, whose sum is σ = 12259478634. Its totient is φ = 12259478632.

The previous prime is 12259478611. The next prime is 12259478641. The reversal of 12259478633 is 33687495221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6239736064 + 6019742569 = 78992^2 + 77587^2 .

It is a cyclic number.

It is not a de Polignac number, because 12259478633 - 2¹⁴ = 12259462249 is a prime.

It is not a weakly prime, because it can be changed into another prime (12259478603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6129739316 + 6129739317.

It is an arithmetic number, because the mean of its divisors is an integer number (6129739317).

Almost surely, 2^12259478633 is an apocalyptic number.

It is an amenable number.

12259478633 is a deficient number, since it is larger than the sum of its proper divisors (1).

12259478633 is an equidigital number, since it uses as much as digits as its factorization.

12259478633 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2177280, while the sum is 50.

The spelling of 12259478633 in words is "twelve billion, two hundred fifty-nine million, four hundred seventy-eight thousand, six hundred thirty-three".