12054345049 has 2 divisors, whose sum is σ = 12054345050. Its totient is φ = 12054345048.

The previous prime is 12054345013. The next prime is 12054345137. The reversal of 12054345049 is 94054345021.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9765392400 + 2288952649 = 98820^2 + 47843^2 .

It is a cyclic number.

It is not a de Polignac number, because 12054345049 - 2¹³ = 12054336857 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12054344999 and 12054345017.

It is not a weakly prime, because it can be changed into another prime (12054345449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6027172524 + 6027172525.

It is an arithmetic number, because the mean of its divisors is an integer number (6027172525).

Almost surely, 2^12054345049 is an apocalyptic number.

It is an amenable number.

12054345049 is a deficient number, since it is larger than the sum of its proper divisors (1).

12054345049 is an equidigital number, since it uses as much as digits as its factorization.

12054345049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 86400, while the sum is 37.

The spelling of 12054345049 in words is "twelve billion, fifty-four million, three hundred forty-five thousand, forty-nine".