48145129 has 2 divisors, whose sum is σ = 48145130. Its totient is φ = 48145128.

The previous prime is 48145117. The next prime is 48145151. The reversal of 48145129 is 92154184.

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., 29997529 + 18147600 = 5477^2 + 4260^2 .

It is a cyclic number.

It is not a de Polignac number, because 48145129 - 2⁷ = 48145001 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 48145094 and 48145103.

It is not a weakly prime, because it can be changed into another prime (48145109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24072564 + 24072565.

It is an arithmetic number, because the mean of its divisors is an integer number (24072565).

Almost surely, 2^48145129 is an apocalyptic number.

It is an amenable number.

48145129 is a deficient number, since it is larger than the sum of its proper divisors (1).

48145129 is an equidigital number, since it uses as much as digits as its factorization.

48145129 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11520, while the sum is 34.

The square root of 48145129 is about 6938.6691086980. The cubic root of 48145129 is about 363.7900235047.

The spelling of 48145129 in words is "forty-eight million, one hundred forty-five thousand, one hundred twenty-nine".