48972137 has 2 divisors, whose sum is σ = 48972138. Its totient is φ = 48972136.

The previous prime is 48972107. The next prime is 48972193. The reversal of 48972137 is 73127984.

48972137 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46526041 + 2446096 = 6821^2 + 1564^2 .

It is a cyclic number.

It is not a de Polignac number, because 48972137 - 2¹⁸ = 48709993 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 48972094 and 48972103.

It is not a weakly prime, because it can be changed into another prime (48972107) 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, 24486068 + 24486069.

It is an arithmetic number, because the mean of its divisors is an integer number (24486069).

Almost surely, 2^48972137 is an apocalyptic number.

It is an amenable number.

48972137 is a deficient number, since it is larger than the sum of its proper divisors (1).

48972137 is an equidigital number, since it uses as much as digits as its factorization.

48972137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 84672, while the sum is 41.

The square root of 48972137 is about 6998.0095027086. The cubic root of 48972137 is about 365.8611978275.

The spelling of 48972137 in words is "forty-eight million, nine hundred seventy-two thousand, one hundred thirty-seven".