12054432977 has 2 divisors, whose sum is σ = 12054432978. Its totient is φ = 12054432976.

The previous prime is 12054432953. The next prime is 12054432989. The reversal of 12054432977 is 77923445021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6633939601 + 5420493376 = 81449^2 + 73624^2 .

It is a cyclic number.

It is not a de Polignac number, because 12054432977 - 2¹⁸ = 12054170833 is a prime.

It is not a weakly prime, because it can be changed into another prime (12054432877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6027216488 + 6027216489.

It is an arithmetic number, because the mean of its divisors is an integer number (6027216489).

Almost surely, 2^12054432977 is an apocalyptic number.

It is an amenable number.

12054432977 is a deficient number, since it is larger than the sum of its proper divisors (1).

12054432977 is an equidigital number, since it uses as much as digits as its factorization.

12054432977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 423360, while the sum is 44.

Adding to 12054432977 its reverse (77923445021), we get a palindrome (89977877998).

The spelling of 12054432977 in words is "twelve billion, fifty-four million, four hundred thirty-two thousand, nine hundred seventy-seven".