12255778153 has 2 divisors, whose sum is σ = 12255778154. Its totient is φ = 12255778152.

The previous prime is 12255778121. The next prime is 12255778231. The reversal of 12255778153 is 35187755221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10515887209 + 1739890944 = 102547^2 + 41712^2 .

It is a cyclic number.

It is not a de Polignac number, because 12255778153 - 2⁵ = 12255778121 is a prime.

It is not a weakly prime, because it can be changed into another prime (12255778253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6127889076 + 6127889077.

It is an arithmetic number, because the mean of its divisors is an integer number (6127889077).

Almost surely, 2^12255778153 is an apocalyptic number.

It is an amenable number.

12255778153 is a deficient number, since it is larger than the sum of its proper divisors (1).

12255778153 is an equidigital number, since it uses as much as digits as its factorization.

12255778153 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 588000, while the sum is 46.

The spelling of 12255778153 in words is "twelve billion, two hundred fifty-five million, seven hundred seventy-eight thousand, one hundred fifty-three".