148743137 has 2 divisors, whose sum is σ = 148743138. Its totient is φ = 148743136.

The previous prime is 148743131. The next prime is 148743157. The reversal of 148743137 is 731347841.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 112550881 + 36192256 = 10609^2 + 6016^2 .

It is a cyclic number.

It is not a de Polignac number, because 148743137 - 2⁶ = 148743073 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 148743137.

It is not a weakly prime, because it can be changed into another prime (148743131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74371568 + 74371569.

It is an arithmetic number, because the mean of its divisors is an integer number (74371569).

Almost surely, 2^148743137 is an apocalyptic number.

It is an amenable number.

148743137 is a deficient number, since it is larger than the sum of its proper divisors (1).

148743137 is an equidigital number, since it uses as much as digits as its factorization.

148743137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 56448, while the sum is 38.

The square root of 148743137 is about 12196.0295588359. The cubic root of 148743137 is about 529.8411022415.

The spelling of 148743137 in words is "one hundred forty-eight million, seven hundred forty-three thousand, one hundred thirty-seven".